5-Year-old little loli: "I like my brother the most!!"
15-Year-old girl: "Brother, I hate him the most!"
School beauty Chikusa Yukino, in the eyes of her classmates, is a flower on the mountain, but in fact, her social skills are disappointing and she is a recluse. Her ordinary life gradually becomes different as she grows up...
The brothers are becoming more and more obsessed with girls, and other boys appear around them...
Intention: