Five youngsters enter the Hippo Challenge because of their skills, and this is the beginning of a friendship between them, unaware that the Hippo Challenge is designed by a big, powerful Mafia and unpredictable adventures ...
Navid
Raha (Najme)
Gisu
Kazem (Kazi)
Danial
Vanushe Azimi
Kurush
Nazanin
Kiyana Moradi (Simin)
Mark (Mehran Ark)
Afshin
Taher
Giti
Homeyra Owtadi
Behnam
Masud Partuvi
Rasul Sabeti
Baran
Mehrdad
Ahmad Sabeti
Jalal
Katayun
Puya Sarmadi
Khurshid
Saman Dadfar
Khan Amu
