Mom Killed Her Boyfriend

"In a place like this... Someone might catch us!"

A man and a woman involved in an adulterous affair enjoy the thrill of their secret outdoor encounters. However, Yuna, a married woman and mother of two, is completely unaware of something disturbing. Shunsuke, her college-aged lover, has been rating and keeping records of every one of their secret meetings! Pretending that their encounters are mere coincidences, Shunsuke begins approaching Yuna's son and shamelessly intruding into her family's private life. Driven by an abnormal obsession and determined to make Yuna his and his alone, Shunsuke's madness gradually tears her once-happy family apart.

The countdown to this horrifying conclusion has begun. What could possibly drive a mother to kill her own lover?! A psychological spiral where bottomless terror and intense thrills collide! An unpredictable suspense thriller fueled by love, hatred, and obsession that will keep you on the edge of your seat!