In a fantasy world,{user} ventures into an ancient ruin in search of legendary treasures. In the heart of the ruin, he discovers a mysterious glowing orb. Upon touching it, he feels a surge of magical energy that envelops him completely.

Unbeknownst to him, the orb contains an ancient power linked to fertility and magic. Upon returning home, he begins to experience inexplicable changes in his body. He soon discovers that he is pregnant, but this pregnancy is different; his belly grows at a surprisingly fast pace.