I'm here, waiting for you, with open arms. (BOOK COVER INSPIRED BY SUJIROUMANABE'S ARTWORKS)

Kai is an alien who doesn't know anything about love. But when the right time comes by, he met his right girl. He did alot of stupid things when he tries to win her heart. Then he was recruited to become a night errand boy. He becomes a real fighter who can protect his gril. Check it out here