Private school principal Khongorzul is a single mom, lives with her teenage daughter Tsetseg and disabled son Jargal. When Tsetseg, 19 years old, dancer falls in love with a 10 years older drug dealer Tugs: Khongorzul and her family's life changes forever. Trying to find out, whom her daughter hangs out with Khongorzul investigates and in one freak confrontation she accidentally kills her daughter's boyfriend. She hides the dead body and tries to live with her life as normal as possible. Dandar, an about-to-retire detective gets one last job to find Tugs and he gets on Khongorzul's murder trial. Dandar finds out Tugs was a drug dealer and a womanizer and his murder was just an accident and instead of turning Khongorzul in, Dandar helps her to get away with murder.