The 19-year-old Segawa Yuuta just started his life as college freshman in the School of Literature Department at Tama University.
While growing up, having lost his parents, he was raised by his older sister Yuri, until she married Takanashi Shingo who has two daughters, Sora and Miu, from previous marriages. It is then that Yuuta decides to leave, to live by himself, trying…
Takanashi Miu
Related works
Ep. 1: The Takanashi siblings are up to a few things: Sora and Raika try to play a prank on Miu; Miu dresses up her neighbour, Shiori; and Hina wanders into town on her own.
Source: ANN
Ep 2.: 4 years pass after the beginning of the story. Shingo and Yuri got one day-off from Heaven to visit Yuuta and girls.
Note: Bundled with 13th and 18th light novel volumes.