Simon Sax, a socially awkward computer genius poised to sell his groundbreaking algorithm and become a billionaire, ventures into online dating where he meets Irina—a mysterious Ukrainian/Russian woman marked by a chilling scar on her cheek.

Amber, a brilliant thief, arrives on Isla Esperanza with the aim of stealing the valuable Tiara of Santa Águeda, but her plan is complicated by the unexpected reappearance of Rui, her former partner who did not hesitate to betray her in the past. Now, the hardest thing will be to trust each other and accept that love may be the biggest treasure of their lives.