It isn't easy being Su Min, suffering from depression at the age of 17 with no one to turn to.  Her parents always working and thinking that depression is all just a phase. Bullies at school she has to face every single day. Working long hours after school in order to pay bills and survive. One day everything breaks, and she's sent away to a living hell but she escapes and flees to South Korea. Everyone is looking for her, but she isn't