Adult Life Skills

Adult Life Skills is a 2016 British comedy film funded by Creative England, and the feature debut of writer-director Rachel Tunnard. The feature-length version of the BAFTA-nominated short Emotional Fusebox, it premiered at the London Film Festival in 2014. It tells the story of 29-year-old Anna who moves into her mum's shed and refuses to move out after the death of her twin brother.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.