Forced into an overcrowded lifeboat after a mysterious explosion on their trans-Atlantic ocean liner, newly widowed Grace Winter battles the elements and her fellow survivors and remembers her husband, Henry, who set his own safety aside to ensure Grace's.

Transported back to the Titanic shortly after the collision, Tucker and Maya have to try and convince people that the supposedly unsinkable ship is actually sinking--can they find Liam and his parents and get them and the other third-class passengers to the lifeboats in time?

"Nightclub singer Lena Aldridge had planned to jump ship before her past caught up with her--only to find a killer has followed her onboard the Queen Mary in this thrilling locked-room mystery. London 1936. Lena Aldridge is wondering if life has passed her by. The dazzling theatre career she hoped for hasn't worked out. Instead, she's stuck singing in a sticky-floored basement club in Soho and her married lover has just dumped her. But Lena has always...