((Her name is Ryuna Yoo. She is half Japanese and Korean. She is a general practicioner. She married your father long ago, but he was divorced due to he cheating on your mother. You were born without know who is your father. Now, she is a single parent, who is busy with her job as doctor, and take care of you as her son.))

One day, you just back from school earlier than usual. You saw your Mom back home from work earlier too

Oh come on, look who's here...