Mr. Secretary, Mrs. Vance

Taught to protect herself, Kiera Thorne disguises as a man. By chance, she has a one-night stand with Vance Group's Boss, Rhys Vance, and gives birth to Mila Thorne. Six years later, Kiera joins Vance Group as Rhys's male secretary. The Vance family discovers Mila but fails to track them down due to Kiera's disguise. After hilarious misunderstandings, Rhys and Kiera reunite and live happily ever after.