Frances Yip

Mr. Boo is seemingly doomed to spend the rest of his days as a cook in a teppanyaki restaurant, married to the corpulent and overbearing daughter of the gun-happy owner. Mr. Boo's unhappy menage is completed by a decrepit grandfather and an unsavory assortment of self-seeking relatives. His only escape is his private fantasy world. (hkcinemagic)

An escaped convict meets a young girl with incurable disease and falls in love. The girl is visiting for only seven days, so they decide to hide the truth from each other and enjoy their brief life together. (imdb)