Isla Romy Ainsworth has spent her entire life fighting—against poverty, against the family that used her, and against the pain she refuses to acknowledge. Forced to be the sole provider for her stepmother, siblings, and ailing father, she has learned to survive with her fists and her sharp tongue. Love was never a luxury she could afford.Levi Caspian Sinclair is a billionaire business tycoon trapped in a different kind of cage—one built by his ruthless father, who demands he marry to secure his place in the family empire. Cold, calculating, and dismissive of emotions, Levi sees marriage as nothing more than a business deal.Their worlds collide when Levi rescues Isla from a brutal k********g, and fate ensures their paths keep crossing. But when his father discovers that Isla is the hidden heiress to a powerful heirloom that could shift the country’s economic landscape, he forces Levi into a marriage with her—one neither of them wants. Bound by a contract and distrust, Isla and Levi agree to keep their hearts out of it.But as enemies emerge from the shadows—Levi’s vengeful ex-fiancée and Isla’s manipulative biological mother—what starts as a cold arrangement soon turns into something neither of them expected. Forced to fight side by side, Isla and Levi must decide: will they remain prisoners of their pasts, or will they risk everything for a love they never believed in?As external forces conspire against them, Isla and Levi must decide: Will they fight against each other or together? In a battle of power, love, and betrayal, only one thing is certain—nothing is as simple as a contract.