After his father remarries, Yuuta suddenly finds himself with a new stepsister: Saki, the greatest beauty at school, and while neither is sure how to act around the other at first, they gradually grow more comfortable living together.
After his father remarries, Yuuta suddenly finds himself with a new stepsister: Saki, the greatest beauty at school, and while neither is sure how to act around the other at first, they gradually grow more comfortable living together.