Cottage Country (2013)

Todd (Labine) wants everything to be just perfect at the family cottage where he plans to propose to Cammie (Akerman). But things go awry with the arrival of Todd's slacker brother Salinger (Petronijevic) and his free-spirited girlfriend Masha (Punch). When Todd accidentally dispatches his irksome sibling with an axe, Cammie is determined not to let murder stand in the way of their happiness.