Romain (Poupaud), a gay photographer, hears that he has cancer and is terminally ill. He does not tell anyone, except his grandmother Laura (Moreau).
Time to Leave provides examples of:
- Bury Your Gays: Romain, the protagonist, is gay. His days are numbered.
- Friend to All Children: Romain likes taking care of his nephews. His mother notices it.
- Granny Classic: Played straight because Romain confides in her grandmother about his illness and she gives him advice. Subverted because she tells him about her reaction when her husband died: she abandoned her son (Romain's father) and she had many lovers.
- Happy Flashback: There are several flashbacks about Romain's childhood memories (he plays with his sister, he makes practical jokes...).
- Law of Inverse Fertility: Jany cannot have a child, because her husband is infertile.
- Secret-Keeper: Romain's grandmother is the only one who knows that he is terminally ill.
- Secretly Dying: Romain is terminally ill, but he does not tell anyone, except his grandmother.
- Three-Way Sex: Romain has sex with Jany and her husband. Jany does it because they want to have a child and her husband is infertile.
- The Topic of Cancer: Romain is diagnosed with systemic cancer. His days are numbered.
- Where Everybody Knows Your Flame: Romain goes to a gay club. In the backroom, people are having sex.
- Your Days Are Numbered: Romain hears that he has cancer. The doctor tells him that he has has approximately three months to live, but it can be one month or one year.
