Sesangman Guhago Euntoehagetseumnida
For My Own Good·세상만 구하고 은퇴하겠습니다
During a catastrophic monster attack destined to destroy the world, Hee-Jae is transported back in time by a mysterious device 20 years to when his foster father, Seok-Young, was still alive. He encounters Seok-Young's students and must guide them to prevent the impending apocalypse. His ultimate goal is to secure a peaceful future for himself.
