The father of the little reindeer Nico (voiced by Erik Carlson) is a member of the Santa Claus team, but because he is away from home all year round, his relationship with his wife has become increasingly cold and they are separated. Nico volunteers to join the Christmas team and trains under the guidance of his father. Although he hopes that his parents can reconcile, things go against his wishes. His mother makes a new boyfriend, Lanny (voiced by Riku Nieminen), and Lanny also brings Nico a little brother, Johnny (voiced by Juhana Vaittinen). Nico can't accept the facts in front of him, and he speaks badly to Johnny. As a result, Johnny was kidnapped by the White Wolf Group while playing in the wild. Nico, who feels guilty, can't let it go, and he embarks on a dangerous journey alone. What will be the fate of Nico and Johnny...