The Painful Secret

This film (drama)Also known as비밀，is aSouth KoreaProducerwomen sex，At2023Released in year 。The dialogue language isKorean，Current Douban rating6.7(For reference only)。

A brutal series of murders, all evidence points to a killer who died 10 years ago. In the middle of the night, a murder occurs in the restroom, and detective Dong Geun finds diary fragments dated ten years ago on the body—“This too shall pass.” Dong Geun discovers that the note, which is the only evidence in the case, is part of a diary belonging to “Young Hoon,” who served in the military with the victim and had committed suicide ten years prior. Dong Geun suspects the culprit is “Seong Hyeon,” an executive at a pharmaceutical company and the mastermind behind the military bullying at that time, but since he also died in the same string of murders, the case gradually falls into a labyrinth. Meanwhile, during the deep investigation of the case, Dong Geun discovers that “Young Hoon” was a friend from his school days, and the case enters a whole new dimension along with forgotten memories…