May Coleridge must marry before her thirtieth birthday to secure her inheritance and her business, leading her to a desperate deal with a man unexpectedly burdened with a baby. May faces a ticking clock: marriage is the only way to keep her family home and her new business afloat. Meanwhile, Adam Wavell, a man who has rebuilt his life from a history of recklessness, finds himself responsible for his sister's infant. Their paths cross when May sends out an SOS, and a pragmatic agreement is struck: May will assist Adam with his niece in exchange for his participation in her urgent marital quest.

The premise sets up a classic romantic comedy scenario with a deadline-driven heroine and an unexpected paternal role for the hero. The narrative likely focuses on the developing relationship between May and Adam as they navigate their unconventional arrangement and the challenges of caring for a baby. Readers can anticipate humorous situations arising from their deal and the contrast between May's need for a husband and Adam's sudden domestic responsibilities. The story is expected to explore themes of second chances and the unexpected turns life can take, leading towards a romantic resolution.