Kyou mo, Karera no Otonari de

Nao's mother's divorced friend moves in next door with her two sons, Kyosuke and Tomoyasu, who are about Nao's age. Nao is pleased to learn that Kyosuke is good-looking, more so than his younger brother, who is quiet and reserved. Adjusting to the presence of the attractive siblings next door proves to be a new experience for Nao, and she is unaware that more developments are ahead.