Books like Insidious by Aleatha Romig

Joy must welcome her mysterious boyfriend, Indelible Ink, to her family, only to be drawn into a quest by his twin sister, Invisible Inq, to locate a forgotten door between the Twixt and the human world.

Claire Nichols awakens captive in a luxurious mansion, bound to the unscrupulous tycoon Anthony Rawlings. With his strict rules and hidden motives, she must learn to survive and perhaps defy the deadly consequences of her abduction.

From New York Times and USA Today bestselling author Aleatha Romig comes the thrilling sequel in the Consequences series: Truth, a game of deception, intrigue, and conspiracy where losing can be deadly. Claire survived the consequences. Through strength and compartmentalization, Claire Nichols captivated her captor. Though Anthony Rawlings thought he taught Claire to behave, his domination became desire, and his obsession morphed into love. Or was it? When her choices pushed Anthony's relentless vendetta too far, Claire barely survived the consequences. Discover the truth. Now, armed with new information and more questions than answers, Claire works to uncover the truth behind the dangerous game at play. As she begins anew, she must decide whom she can truly trust, especially with a new set of players on the move. New set of rules. With everything to lose and a manipulative game master controlling the board, Claire and Tony duel by a new set of rules. When thrust together once again, can they learn to trust each other to overcome new dangers? Or will this be Tony's second attempt at domination? Can Claire resist the man she'd never before been able to resist? Hatred and love. Deception and truth. Old habits and new beginnings. As this real-life game of chess plays out, past sins will come to light and new secrets will be revealed. With so much riding on each move, the stakes have never been higher. All truths are easy to understand once they are discovered. The trick is to discover them. - Galileo