Nowadays, topicality and fashion are required even for lunch and tea time. This is the family restaurant "Cutrea", which is being overwhelmed by the trends of the times. However, the store manager (Mariya), the eldest daughter of the three sisters, managed to make the store prosperous. Every day, the second daughter (Inori) and the third daughter (Kanae) are involved, and the main character tries out some kind of service that has gone too far. However, thanks to that, the main character is getting closer and closer to the three sisters ... and before he knew it ... A slapstick H love comedy that unfolds with three sisters. Well, what kind of ending awaits?