A boy from Sumenep, Madura Island, participates in the International Physics Olympiad in Singapore to find his mother who left him to work in Singapore when he was a child.
Pak Tio Yohanes
Cak Alul
Cak Kumis
Muslat
Deborah Sinaga
Cut Mutia
Erwi
Muhammad Arief
Clara Annabela
Pak Nurdin
Muhammad Thamrin
Salmah (Arief's Mother)
Bima
Anna
Ibu Tari Hayat
First Assistant Director
Director
Writer
