No Mercy (2019)

A woman seeks to take revenge when her younger sister disappears and she finds out that her sister suffered violence and sexual abuse from school bullies.

IMDb rating	5.7
Producers	Filma Pictures, The Contents On, JOY N CINEMA, kth
Original title	언니
Directors	Lim Kyoung-tack
Writers	Lim Kyoung-tack

Cast

Lee Si-young

as In-ae

Park Se-wan

as Eun-hye

Lee Jun-hyuk

as Han Jeong-woo

Choi Jin-ho

as Park Yeong-choon

Lee Hyeong-cheol

as Ha Sang-man

Kim Won-hae

as Boss Jeong