Elementary school student Henry draws a chalk dragon that escapes from the chalkboard, and becomes a threat to the entire town of Squashbuckle. It's up to Henry and his friends to save the day.

"Ranmaru Kurisu comes from a family of hardy, rough-and-tumble fisherfolk and he sticks out at home like a delicate, artistic sore thumb. It's given him a raging inferiority complex and a permanently pessimistic outlook. Now that he's in college, he's hoping to find a sense of belonging. But after a whole life of being left out, does he even know how to fit in?! It's two months into Ranmaru's college career, and if he's learned one thing, it's that...