Amitis is a teenage girl who always has an orthodontics headgear and is under the pressure of orthodontic treatment. She suddenly does a strange thing to her friend, Sarah. 　　The director Mohammadreza Mayghani was born in 1995 in Arak, Iran. He studied a bachelor of dramatic literature at Soore Art University. CLEANER is his first short film, after his personal experiences at the university period. His latest work is the short film ORTHODONTICS, selected at Cannes IFF.