Romi, formerly residing in the Emotions Kingdom, has to go on Earth to catch all the Teeniepings she accidentally released. To carry out her mission, she has to become a normal girl of Harmony Town, living and working in the Heartrose Bakery, and has to lead a double life. While she spends most of her time with her new friends or the Royal Teeniepings, she has to transform into a princess as soon as she sees a freed Teenieping around, as they like to wreak havoc in all of Harmony Town and try everything to not be caught!

有魔法的精靈們被放到地球上，開始影響大家的情緒，且看一位來自遙遠王國的公主設法阻止他們！

이런, 마음의 요정 티니핑들이 지구에 풀려 버렸다. 갈팡질팡 오락가락 사람들의 마음을 제멋대로 바꾸는 티니핑들. 이모션 왕국의 공주 로미가 모두 캐치하겠어!