Uehara-kun loves 2-dimensional characters and his desire is to become a manga artist! However, his dreams are dashed when an editor rejects his work as too boring.

The next day while contemplating giving up on his dream, a gal in his class, Miyamoto Niina, sees his manuscript and starts a pseudo-romance with him that's a little too close to comfort, to help him with his manga!

This is a mangakas ✖ adolescent love comedy!

On his way home from work the 26 year old salaryman, Kawakita Osamu, encounters an alien named Lilin. She and her species plan on invading the earth but she ended up getting stranded on this planet. Can Osamu raise her to become a kind-hearted kid before her species eradicates humanity in five years?