Jacob "Sin" Sinclair's one night with prim Luccy ended with an unexpected twist: she left him in the early hours of the morning, without a word!

Luccy was overawed by the sinful billionaire's luxury penthouse. Her cheeks still burn when she thinks of how she succumbed to one night of exquisite pleasure. But her shame is only heightened when she discovers she's expecting Sin's baby!

Sin wastes no time in tracking her down. The Sinclair heir, inheritor to his billions, will not be illegitimate!