A comedy series that follows an odd couple who find themselves reluctantly living together. With young couple Angie and Nick Tyler having just had a baby, they decide to rent their basement flat to help them deal with the added expenses mounting up. The pair finds their new prospective tenants in the form of their own parents, Nick's father, Sam, and Angie's mother, Daphne. Finding it difficult to decide who should take the flat, the widowed grandparents are forced to share. Despite their initial spats, the in-laws become rather fond of each other, and romance ensues between them.