Following his mother's will, Yarn came to the capital to find his aunt from whom he was separated when he was young. After successfully landing a job at the mansion where his aunt worked, Yarn is given the job of 'feeding monsters'. He goes to feed the 'monster' locked in the underground prison, but is this a monster? The monster is too handsome. However, the handsome monster tries to fire its solid cannon at Yarn... Will Yarn be able to safely feed the monster? Yarn's ~Crazy and Busy Search for an Aunt, But I'm Popular? Capital Life~ begins.(Source: Peanutoon, translated)