Catch! Teenieping is a tale of mischievous beings, the Teenieping, who use their playful nature and magical gifts to cause havoc in the minds of people. When these beings invade Earth, Princess Romi of the Emotion Kingdom transforms into an ordinary girl and must embrace her powers as a magical girl to defeat them. However, Romi must also juggle her job as a regular civilian at Bakery Heartrose alongside her magical duty. Together with her companions Ian, Kyle, and Jun, Romi strives to find balance between these two worlds.