After an exciting summer as a vacation worker in a hotel, life tends to run more normally. Tom continues to tinker with his inventions, Anna is training to be a photographer and Liv is eager but willful to pursue a career as an actress. But one day, a strangely dressed girl named Sandra shows up at Tom's door. It quickly turns out that the girl in the pink petticoat has traveled to the present with the time machine from Hotel 13. However, her appearance changes the past and with it the present and future. Tom, Anna and Liv must travel back in time with Sandra to keep the world from falling apart. Not only is Sandra's future with the movie star David at stake, but also the friendship of Tom, Anna and Liv.
On her 18th birthday, Constanze encounters a highly guarded secret. She discovers in amazement that she has six brothers, who have been transformed into snow-white swans by a careless word from their father on the day of Constanze's birth. Constanze is stunned when suddenly the six swans appear. They explain to her sister that only she alone can curse the curse: for six years Constanze could not speak a single word and has to sew shirts made of stinging nettles. The shirts will be able to turn the swans back into people.
After a long journey with new brown bear friend Lea, Lars finds his parents have become ill. While fetching medicine, Lars crosses the snow line for the first time and learns about the forest. With his parents cured, it’s time to relax until Yuri, the funny Puffin, drops in unable to fly. It’s up to Lars and his chillin’ chums to help Yuri head back to the skies where he belongs!