The Tomorrow People attempt to rescue Elmer from the police and return him to the ship, otherwise his family will destroy Earth in retaliation.

A group of aliens stop off on Earth for supplies, but since their only knowledge of Earth's culture comes from watching cowboy films, it is not long before their visit results in violence and the Tomorrow People become involved.

The Tomorrow People persuade the British authorities to turn Elmer over to them so they can return him to the ship, but unknown to them Emily has plans for John.

The scout ship manages to emerge from the tunnel back into normal space. Unfortunately, the ship then comes under attack from Vektaan, who is determined to destroy them.

A Thargon slimship crash lands on a Pacific island under the control of the infamous dictator General Papa Minn. When the Tomorrow People investigate, the crew claim they are on the run from Thargon slavers.

Timus arrives at the lab and he and Tyso try to find a way to rescue the other Tomorrow People and their allies, who have been abandoned on the scout ship as it is drawn into the hole in space.

Liz manages to jaunt aboard the scout ship with a portable version of TIM. When the ship docks with the main vessel, the group discover that a rebellion has deposed Tirayaan.

Earth faces danger from two directions: the Thargons and the Sorsons. The Tomorrow People must somehow defeat them both to save the planet.

John, Carol and Stephen recover to find Jedikiah has left, taking Kenny with him. They follow them back to the mansion in order to perform a rescue, only to discover Jedikiah has set a trap for them.

Flyn and Sula join up with Papa Minn, who agrees to help them construct a powerful ripple ray. John jaunts aboard the Thargon government ship, whose crew give a very different account of their quarry's nature.

In the Tomorrow lab, Jedikiah lays in wait to catch Tomorrow People like flies in his web of technology.

Andrew heads to the White House and manages to rescue Mike and Hsui Tai. On hearing that John is being held by the Federation, the trio decide to steal a Sorson ship to rescue him.

Liz has travelled to the Trig to join Timus in negotiating a peace between the Sorsons and the Thargons.

John and Mike manage to evade the crossfire as the Thargon ship is destroyed. The Sorsons land on Earth where Vishishnu contacts the President about an alliance.

Ginger is brainwashed by the mysterious Spidron, who puts him to work in his mine operation. Meanwhile, Stephen and Lefty return to the pier in search of their friend.

Stephen has been abducted from the hospital by Ginge and Lefty, who take him to the mysterious Jedikiah. John, Carol and Kenny attempt to locate him and get him safely back to the lab.

Jedikiah is recovered from space by Count Rabowski, who is already holding prisoner Peter, one of the Time Guardians. Jedikiah tricks Peter into transporting them to the 20th century so that he can get his revenge on the Tomorrow People.

The Tomorrow People investigate a series of natural disasters which are threatening the entire planet. Meanwhile, Ginger and Lefty take a day trip to Clacton and encounter a sinister pier attraction.

John and Carol return to the lab where they find Stephen has been returned safely, but no one has any memory of what has happened. Meanwhile, Steen returns to the pier to continue his investigation into Spidron.

A stranger, Jake, offers to manage Mike's band, but when Liz learns that he is the leader of a religious group called the Hearts of Sogguth, she begins to wonder what his motives are.

John and Stephen jaunt up to the cyclops' spaceship in an attempt to rescue Kenny, Ginge and Lefty. There they finally meet the cyclops and discover the real reason why he wants telepaths.

Jake sends John to kill Liz, but forcing a Tomorrow Person against his nature breaks his possession. John and Liz realise that if Mike plays Sogguth's drum on live television, Sogguth will be released into the world.

Carol and Stephen jaunt to the Tower of London where they encounter Jedikiah, who takes Carol back to Rabowski's spaceship, hoping to use her as leverage with Peter.

Rabowski finally coerces Peter into opening another Time Arch, where Jedikiah sends Rabowski to assault the lab in a prelude to eradicate the existence of Tomorrow People for all time.

John and Stephen both begin having dreams about Peter and realise he is asking for help, but first they must track down a Roman vase that also appears in the dream.