In the 1990s, two students bond through letters, cassettes, and comics, despite the distance.

Two couples face upheaval as work, secrets, and a shocking discovery threaten their fragile love.

Pierce and Typhoon face love’s strain as work, school, and change test their three-year relationship.

A weak freshman must train under a judo champ, but practice sparks feelings neither expected.

Ray wins VR glasses of his idol, but reality and fantasy blur when Jedi appears before him.

Jedi publicly confesses his love, reconciling with Ray, as Pierce manages their high-stakes project.

A cat named Moo Joom pines for his owner’s love, torn between devotion and an intruding rival.

Peam seeks love through prayer, only to discover his true soulmate has been beside him all along.

Typhoon hides his love and his friend’s secret, but Pierce’s denial drives him into Ray’s arms.

Work tensions mount, Jedi and Pierce connect, and Typhoon faces the storm of Pierce’s disapproving mom.

Pierce’s silence breaks Typhoon’s heart, while leaked photos ignite scandal around Jedi and Ray.

Leaked photos and blackmail threaten careers, forcing Ray to sacrifice love to protect Jedi.

Five fired trainees wake up in Busan after a blackout night, chasing clues to what really happened.

With tattoos, odd hair, and no passports, the trainees face mafia trouble while chasing IG clues.

In a Busan fishing village, secrets, fortunes, and Ajumma’s true identity deepen the night’s mystery.

The hunt for Yeri and lost passports leads to an abandoned park, a homeless man, and new truths.

A drunken president, tattooed maps, and shocking secrets push the gang closer to their lost passports.

Rivalries and regrets fade as the five reunite, reclaim passports, and face one final audition.