The episode features Chad Gerlach, clean nearly a year, in training for his first competitive cycling race (in Italy) since undergoing treatment. He has signed on with a cycling team consisting of and sponsored by recovering addicts. His relationship with his girlfriend, pregnant with their first child, is also featured. Sobriety and impending fatherhood have caused Chad to mature significantly as a person. Chad performs poorly in the race, but has recovered and matured enough to realize it's just an early step in his road to recovery. The other half of the episode features Brooke, still struggling with abuse of prescription medications. She returned from treatment to her hometown and family and appeared to be well on the road to recovery before suffering a relapse. Eventually she is put on a different regimen of medications for her rheumatoid arthritis and undergoes knee replacement surgery, which greatly improves her mobility and obviates the need for addictive prescription medications.

From an early age, Anthony's father made him feel worthless. His parents divorced, and his mother remarried, but she was still unhappy and turned to alcohol and drugs. It was little wonder, then, that Anthony began drinking at age 13. Another blow came when Anthony's younger brother died of leukemia. Anthony spiraled downward, and now he drinks half a gallon of vodka a day and takes whatever drugs he can find.

Beloved by his five sisters and his teenage son, Nik 35, was the glue that holds his large family together. He was a proud college graduate who became the director of a multi-million-dollar casino chain at a young age. But now Nik is a homeless drug addict. Four years ago, after a debilitating back injury, he became addicted to OxyContin. His addiction worsened and he turned to heroin. Now Nik has lost his job, his home, and custody of his son. A tall, beautiful brunette, Tiffany maintained a perfect GPA in high school and played Varsity basketball. But despite her achievements, Tiffany's childhood was plagued by her parents' violent marriage and their drug and alcohol abuse. She married at 19 to escape the pain of her youth, but her controlling husband forced her to move back in with her mother. Battling feelings of worthlessness, Tiffany self-medicated with alcohol. Now, she has been hospitalized numerous times for alcohol-related injuries and has attempted suicide.

The Illegal cultivation of marijuana in Humboldt County, Cal., is examined. Included: law-enforcement officials are observed as they search for illegal activity and suspected growers.

Once a gifted singer/songwriter, Rob was part of a successful band. He loved the rock 'n' roll lifestyle, but he began a long descent into addiction when he turned to drugs and alcohol to fuel his creativity. When his band fell apart--a casualty of his drug use--he was devastated. He lost his siblings' respect and custody of his daughter. Now he spends his days in a haze of meth smoke and alcohol in his filthy apartment. But his mother still sees him as her sweet little boy. Will she love him to death, or will Rob's family be able to save him from himself?

Taylor's mother makes a disturbing discovery; Angela's frustration with her ex-husband challenges her ability to stay clean; Kiersten attempts to reconcile with her parents, but her heroin use stands in the way.

After graduating college, Linda found success working as an extra in Hollywood, achieving the glamorous life she always wanted. But her dreams died when she came down with Ehlers-Danlos Syndrome, a rare disorder characterized by joint dislocations. Linda started taking fentanyl, a painkiller 100 times stronger than morphine. As her painkiller use escalated, she claimed that different sources were causing her pain, including electricity, energy, colors, and even specific people. Despite Linda's wild claims, her mother clings to the belief that Linda's pain is real and she must do everything to help her, including depleting the family's savings and sending her son to be Linda's caretaker.

Jimmy was raised by an alcoholic father but is now a heroin addict. At 13, he was in a gang which abused drugs. Jimmy also has a son and has tried getting sober in the past, but the pressure from his family in this instance lead to dependence on methadone. Jimmy's mother Joannie is also a methadone addict due to her originally getting on it for lupus treatment. Joannie is also alcoholic and enables her son by paying for his bills and his medicine and also giving Jimmy her own methadone.

Everyone believed Marci lived a perfect life. Her mother would go off to work and leave her alone with an abusive, alcoholic father. As she endured the abuse, mom turned her head and ignored it. Marci turned to drugs and alcohol too. Her marriage would fail and she lost the children. Yet her mother still believes she has no problems. Can an intervention help Marci and her mother to stop their dangerous behavior before it's too late?

Once happy-go-lucky, Megan, 25, is now a volatile drug addict who scares her family with her unchecked anger. A child of neglect, Megan is now enabled and financed by her guilt-ridden mother. She spends her days drinking and smoking crack. How will Megan react when confronted by her family in an intervention they believe is needed to save her life?

Once a Hollywood success story, Lorna is now a crack addict. She danced on Soul Train and for the "Ike and Tina Turner Revue" in Las Vegas, then landed a big job at A&M records. But the music industry party scene led to drug addiction, and she even abandoned her three children. Lorna needs to get clean and make amends with her kids before it's too late.

A young woman becomes addicted to heroin and Xanax after reconnecting with her biological father.

Derek became depressed in his thirties and started to drink to cope with his troubles and responsibilities. Now, Derek has lost his wife and he laments this and continues to drink to drown this loss. Derek's family is worried because he has tried to commit suicide. They feel an intervention is their last hope to help Derek.

A talented motocross rider, Charles, 23, is still dealing with terrible childhood memories. When he was seven, his father went to jail for molesting him and his younger brother and his mother became an alcoholic. Today, he uses heroin and alcohol to blot out his memories, but he's pushed most of his family away. Now, his half-sister, Lindsey, is reuniting the family in one last attempt to help Charles with an intervention.

A firefighter who saved lives, Jeff kept reliving the horrible events he had seen. He started to drink and now the problem has escalated - to the point of being hospitalized for seizures. His family had cut off their ties but come together to try and save him.

Although she has two loving children and an adoring husband, Danielle is dangerously addicted to Percocet. As a teen, Danielle felt neglected by her alcoholic father and began cutting herself. Now she spends each day hiding behind closed curtains, ignoring her children, and self-medicating with up to 40 Percocet a day. An intervention is the last chance Danielle's children have to get their mother back.

Cristy had a bright career in front of her as a clothing designer until she got hooked on crystal meth and alcohol at age 13. She gets her money for drugs by stripping in a local bar. Her family has been trying to help for a very long time. Cristy's dad has seen her deteriorate right up to this lowest point. She is on the verge of a psychotic state and has already been diagnosed with a psychological disorder.

Tressa is 32 and was one of the world's top female shot-putters. However, a routine drug test revealed a life as a IV drug user. Tressa is now using crystal meth daily as her life spirals out of control. Can her family save Tressa?

She sits in her garage every day, popping painkillers, anti-depressants, anti-psychotics and sleeping pills. Sandra's pill use is so bad that her two sons, 17 and 11, have left the house. Her best friend, Julie, moved in with her and although Julie suffers from multiple sclerosis, she takes care of all the housework. Julie and Sandra's husband, Dan, ration Sandra's pills so she doesn't overdose. They know they're enabling her, but they're afraid of what will happen if they stop. Sandra's family is ready to try an intervention, but they're not sure she'll ever choose her family over her addiction.

Once an effervescent, beautiful young woman, Jennifer was considered a genius by her teachers and was the pride and joy of her parents. But at age 17, Jennifer was involved in a car accident that caused a brain injury and kidney damage. Jennifer survived, but only three days after she left the hospital another family car accident ended in a fatality. Jennifer turned to drugs and alcohol to cope and now spends her days searching for parties or drinking companions. Her parents know that only an intervention can save her.

A charismatic reverend at a wedding chapel, Miriam, 38, is adored by her clients, but suffers inner torment. Sexually abused as a child by someone she trusted, Miriam turned to drugs at a young age, and now she's addicted to P.C.P. Her family has practically given up on her, and she risks losing her daughter's love. Can Miriam's desperate family convince her to get on the plane to treatment?

Tiffany, 24, a former athlete and cheerleader who dreamed of a career in the medical field, has no intention of giving up her IV crystal meth addiction, despite the fact that her four-year-old son is being cared for by her family. Can an intervention help Tiffany to regain her son and her life?

A woman battles a heroin addiction that surfaced after her fiancé was murdered in front of her.

Susan grew up in a devoutly Mormon household. As an adult, she suffered a back injury and was prescribed OxyContin. Not only did the medication ease her back pain, it also numbed the memories of her turbulent family upbringing and a recent breakup. She became addicted, and when her doctor stopped prescribing them, she turned to heroin. After losing custody of her young son, Susan’s addiction escalated. Fired from her job, penniless and living out of her car, Susan had no choice but to return home to the same family she had worked so hard to leave behind. And since she’s been back, her usage has only gotten worse.

Brooke, 26, uses prescription pain killers to control her early onset of rheumatoid arthritis. Brooke has now become addicted to these prescription pills, which often contain opiates, a very addictive category of substances. She denies her dependence on the drug and her family is hoping an intervention can make her realize that she needs help.