The partnership between BioTech and Chem Life has become a bond for the CEO's in more ways than one. When Caroline's nemesis Sylvia asserts herself during a boardroom tryst with Brett, BioTech's walls echo with groans of ecstasy. Will the addition of Sylvia to the chambers of pleasure be too much for Brett and Caroline? Will the climax breach the delicate walls of BioTech's professional conduct? Her Rush is the fourth installment in the CHOSEN BY THE BILLIONAIRE series by bestselling author, EMMA ROSE.