Mitsuki and Yuya become stepsister and stepbrother because of their parents’ marriage. Mitsuki can’t get along with her new family and Yuya doesn’t know how to approach his new stepsister….

Mitsuki and Yuya become stepsister and stepbrother because of their parents’ marriage. Mitsuki can’t get along with her new family and Yuya doesn’t know how to approach his new stepsister….