The story of six-year-old Ayas' adventures, a journey through his apartment filled with relatives and his fun adventures on the streets of Istanbul. The film introduces the audience to Ayas' favorite friends, his cousins Mustafa and Özgür, as well as his mother, father, and entire family, inviting them to experience traditional street culture and games.

Pepee disappears in the skies of Turkey with the technological hot air balloon he produced in his grandfather's laboratory. This flying technological balloon takes Pepee first to Adıyaman-Nemrut, Urfa-Göbeklitepe, and finally to Cappadocia. Will Pepee be able to escape all the trouble he has gotten into and return home? Will he be able to find the truth? Most importantly, will he be able to understand how important and valuable love and unity are?