A Light Sleep (2008)

"A Light Sleep" is a 2008 Drama movie directed by Seo Min-yeong and starring by Lee Ah-jin, Hong Ah-reum. Sixteen-year-old Yeo Lin used to have a boyfriend and normal life, but everything changed when she lost both her parents two years ago. To support her siblings, she sells her body. Quietly bearing wounds and responsibilities beyond her age, she faces the cruel trials of love, friendship, and premature adulthood, and she does it all in seeming detachment. Always tired, Yeo Lin suffers from chronic insomnia and relies on medication to sleep. For Yeo Lin, sleep is an escape that she wakes from too soon.