The Top Rock Boys, the most popular band of the time, are coming to Topford for a one-time performance. When the dean announces that a student band will open their concert, excitement sweeps through the boys and girls. Who will be chosen to play alongside the new music stars? Welcome to the renowned Topford College! Here, children from all over the world study and spend their daily lives together. Amidst classes, sports matches, great friendships, and small romances, every day life at Topford is full of surprises... In the college corridors, one can also meet five girls bound by a very strong friendship: the Thea Sisters. These are their adventures, which speak of their dreams and feelings!