Gishi wa Yan Mama Junyuu Chuu

Takuya decided to go on a trip with his sister-in-law's family to a hot spring resort with a beach. However, even though he and Aika were alone, they couldn't show the good points and were depressed. To comfort her brother-in-law, Aika takes Takuya to an unpopular rocky place...!? Even though I returned to the inn, I kept hiding in my family and loved each other!