INFO:

Imōto Sae Ireba ii. @comic「妹さえいればいい。@comic, Imouto sae Ireba Ii. @comic?」 is the manga adaptation of the Imouto sae Ireba ii light novel series, illustrated by Idu, from the original story by Yomi Hirasaka. It was serialized in Shogakukan's Monthly Sunday Gene-X magazine from December 19, 2015...