 Grace has just lost her husband, which is sad enough, but she s also discovered that he s left her in debt to the tune of thousands of pounds. Faced with losing all of her belonging and her home, Grace turns to the only thing she s got left: her skill as a greenhouse gardener. She and her handyman Matthew hatch a brilliant marijuana-growing scheme. But are they doing the right thing? Can Matthew s girlfriend put up with these kind of illegal antics? And finally, once they grow it, can they even manage to sell the stuff?