Cast: Minato Rin

My mama is in heaven, but… I have my sister! Hinako is a high school student who has a lot of things that she wants to do, but for her cute little sister, she will become a mother!

From Aerandria Scans:

My mama is in heaven, but...I have my big sister!!

Hinako is a high school students who has a lot of things that she wants to do, but for her cute little sister, she will become a mother!