''?'' focuses on interfaith relations in Indonesia, a country wherein religious conflicts are common, and there is a long history of violence and discrimination against Chinese Indonesians. The storyline follows three families living in a village in Semarang, Central Java: the Chinese-Indonesian Buddhism Tan Kat Sun (Hengky Sulaeman) and his son Hendra (Rio Dewanto), the Islam couple Soleh (Reza Rahadian) and Menuk (Revalina S. Temat), and the Catholicism-convert Rika (Endhita) and her Muslim son Abi.