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Overview
Hisashi Yoshizumi, the main character who lost his mother several years ago, spent time with his father. One day in July, when I returned from school, a strange mother and daughter were at home. Moreover, he says that his father is the main character's mother and sister. After that, a new character who calls himself a sister appears, and the big family's slapstick drama begins.
Alternate Names
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妹でいこう!
Japan
Cooperative
No
ESRB
M - Mature