The Koopa family's eldest son Ludwig falls in love with a young koopa who comes from a wealthy home, named Cadence. soon they are married and are to hatch a koopa egg. soon after the wedding
Ludwig finds out dark secret about his wife. She is actually Evil, and wants to harm the family. So Ludwig is forced to divorce her. 2 years go by and the youngest of the 10 koopa kids, Bibiana, is almost four years old. Meanwhile Bowser evil nemesis, his ex-wife Queen Cherry Tetraplantea, is being pressured By her own daughter. Her 19 year old daughter, Cleo Tetraplantea, never knew her father, and wants to know more about him. Cherry decides to tell her daughter, But lies about him saying "he never even loved me" when in reality, it was the reverse.
Cherry knew it was time to strike on her ex-husband, Bowser, and leads an attack. In which she is caught, and throne in the koopa dungeon along with Cleo. soon Cherry meets Cadence. After meeting her they find a way to escape but leave Cleo behind. On their way out they come across 3 other criminals in the dungeon: Bowsers brother Blue Koopa, his sister Bethany koopa, and mother Olivia la Koopa. together they try to take over the koopa kingdoom, but fail. Cleo is reformed, and welcomed into the family.