Alternative Name: Big Brother Lab;Oniichan Lab;お兄ちゃんLab.

Genre(s):

Demographic: N/A

Summary:
Ikezawa Sumire's three elder brothers, Asagi, Ai, Kon are so beautiful even friends get jealous! Sumire too loves Asagi and Ai, but for some reas... MORE Ikezawa Sumire's three elder brothers, Asagi, Ai, Kon are so beautiful even friends get jealous! Sumire too loves Asagi and Ai, but for some reason she just can't like Kon. That reason is...!? Adoptive siblings love. HIDE