Ria is a girl who has become a recluse after losing her parents. Her only best friend also decides to move overseas... Just when she is about to fall into the depths of despair at the decision to leave her alone, she is told about custom-made bionic robots. Ria asks for a robot that looks like her best friend's brother, who she has always been interested in as a man... and becomes addicted to sex every day. However, the robot... "Ria... the truth is... I'm going to be taken away..." The recluse girl, who has found a sliver of happiness, tries to face the despair, but...
