Inside a community centre in Nova Scotia's Annapolis Valley, poster board collages display photos of a young woman with a big smile on her face. She's shown with her arms wrapped around family members, being silly in selfies with friends, standing proud in a high school graduation gown. 

The photos decorate the celebration of life for Paiyton Pick, a 22-year-old who was killed in January, her body found inside a home in Centreville, N.S., that had been set on fire.

Her boyfriend, Justin Joseph Be…