The quest for one girl’s affection leads to unexpected repercussions in Sunroof, a semi-autographical drama by emerging director Robin Fraser. “I was trying to write something that had the same structure of a one-act play,” says Fraser of his breakthrough film, conjuring a claustrophobic universe that unravels around a boyhood brawl, inspired by the director’s own childhood scuffle with his brother. The post-war architecture of a south London council estate in Camberwell, is Fraser’s stage, built by renegade modernist architect Colin Lucas in the mid 1960s. “I was thinking of ways that you could have an expansive world but kept on one stage,” says the Columbia Film Institute graduate of his apt allegory for the all-encompassing communal living and British social housing. “How you can expand the world without leaving the set?”