Hearts at War: Two rival CEOs are forced into a joint venture. As boardroom battles ensue, so does an unexpected romance that neither saw coming.

Two rival CEOs. One forced partnership. A love that was never part of the plan…

Kang Hae-rin is an ice-cold corporate queen—smart, stunning, and ruthless when it comes to protecting her family’s empire. Seo Seo-jun is her biggest threat—an arrogant, brilliant CEO with a personal vendetta and no intention of playing nice.

When a shocking merger forces them into a joint venture, sparks fly—just not the good kind. Boardroom battles turn into emotional warfare as secrets unravel, betrayals surface, and loyalties are tested.

But somewhere between the late-night strategy sessions and fiery confrontations, something unexpected begins to undeniable attraction. What started as a cold war is turning dangerously close to something real.

As their complicated pasts resurface and enemies close in, Hae-rin and Seo-jun must Will they destroy each other… or fall together?

Perfect for fans of Business Proposal, Crash Landing on You, and The Glory, Hearts at War is a slow-burn enemies-to-lovers romance packed with sizzling tension, powerful emotions, and the high-stakes drama of a K-drama you won’t be able to put down.