The story is about the 13-year-old boy Kos. His mother passed away and after his father ended up in the hospital, Kos must run the family hotel together with his three sisters. Kos tries to take the lead, but the cooperation with his sisters is quite hard. He doesn't understand anything about girls as hard as he tries. Around Isabel, the girl he's in love with, he also doesn't know how to act. Kos does everything he can to save the hotel, but when the creditors come asking for their money, everything seems lost .