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.