Karma (S01E02)

Kyu-tae undergoes a "procedure" administered by his mother, during which he exposes Park Jae-gon, the student body president, as the mastermind behind the school’s sex crime syndicate. Meanwhile, Jung Ho-chul, the killer, manages to flee from the Baek residence. In a pivotal moment, the Baek family makes the difficult decision to hand over Lee Yu-jin’s remains to the authorities.