Virgin boy Yuya has a lot of sexual energy.
One day, Succubus Aisha, who tells him that she is a princess from devil world, magically pops out of the mirror.
Aisha's purpose was to receive human sperm and produce offspring for the devil world.
However, Aisha was very inexperienced and was extremely shy.
First time went ok because of the power of magic medicine - but she needed to keep having sex until she is pregnant.
Yuya felt so lucky to be able to have sex every day.
Suddenly, Kanako - his childhood friend joins.
Which one will get pregnant first? Is it Aisha or Kanako?
Or... all together?

[From DLSite English]