Sebastian is a 5 years old boy in a big city, he is full of energy, fearless and very smart. He loves to play with his Husky Dog name Mad Max. Micaela is a 7 years old girl. who loves to dance and play with her baby bother. She has a very wild imagination and loves to play superhero with her brother until the day, they become Huskyboy and Buttermica thanks to Professor Tamtam.