A terminally ill French secret service agent is hired by Hydra, a mysterious black ops organization set up by the government, to fight crime by any means necessary and receive experimental treatment in return. Also, his daughter hates him.

Paris, 1871. This is a story of the women trapped in a luxury brothel, 'Paradise'. The very young Rose came to Paris in search of her mother, former prostitute. She is trapped and forced to enroll in Paradise. Vera is 35 years. She knows that the end of her career as a prostitute is near. She is betting everything on the Baron Du Plessis, her main client, and the only one able to redeem her debt. Hortense is the owner of Paradise. She must take care of her girls and resist pressure from a suburban thug who is charging her money.

Claire lost her husband Gabriel during the tsunami in 2004. His body was never found. 15 years later, Claire has a new life with Lukas and her son Zack. After a decade of mourning and professional purgatory, she has just landed a dream job in Abu Dhabi. One night, Claire is having dinner and sees Gabriel's reflection in a window.

In the aftermath of November 13 in Paris, Lucie, Malika and Vincent find themselves at the heart of the hunt for those responsible for the attacks. They are soon faced with the threat of further attacks.

Unsettling nightmares after a transplant drive Florence to research the origin of her new heart. This act creates a terrifying question: was her donor murdered?