God, why do all my sisters must have great bodies and big Breasts? I don't know if it's heaven or hell; I mean, they - my sisters. I want to touch them....Ugh, maybe I should at least make the attempt. In the end, we are not bound by blood...

The stories about each of the female characters, told within this OVA. All the characters having something in common, the big breasts and the man they like, but what is more important is that they share the wish to become mothers. Some because they feel lonely, others because they want a child to care, but in the end they'll fulfill their desire no matter what.