University student Ryo is having a relationship with his classmate Natsuo. One day, his estranged singer-songwriter father Shinya shows up...
Ako, an aspiring manga artist working at a bar, is in a sex friend relationship with her sister's ex-boyfriend, Tetsuya. One day, while she is having sex with Tetsuya, her sister, Marina, suddenly comes home. Marina tells her that her husband died in an accident and she has just finished the funeral...
Erika has been living apart from her parents, but her steady mother, Makiko, temporarily suffers from memory impairment and believes that she is her best friend. Her mother and her daughter start living together, but...