High school student SeeWoo was playing with his younger sister, SeoYeon, at home when a water balloon that SeoYeon accidentally threw fell through the window, killing the boy who lived upstairs. The only ones who know the truth are SeeWoo and his mother. SeeWoo hesitates out of fear, but his mother strongly opposes his desire to confess.
- Created by
- Sea-hoon Jeon
- Origin
- KR
