Papa no Iukoto wo Kikinasai!

Segawa Yuuta, 19, expected a typical university experience but was thrust into an unexpected role after his sister and brother-in-law's plane disappeared. He is now responsible for caring for his three nieces: 14-year-old Sora, 10-year-old Miu, and three-year-old Hina. His small six-tatami mat apartment must now house all four of them. The story explores how Yuuta adapts to his new responsibilities and the challenges of suddenly becoming a guardian.