He's a broken ex-spy who survives by not getting involved. She's a high-profile singer who needs his protection. Puma-shifter Derrick is plagued by nightmares from his days as a spy. Still struggling to cope with the traumatic memories, he throws himself into work to stay sane. But his latest gig protecting a gorgeous death metal vocalist has all his worst demons screaming with desire. Worse, she's his fated mate. Sonja is no stranger to ominous threats. With a voice that can control shifters and humans alike, she knows she’s a powerful weapon… in the wrong hands. And tired of always looking over her shoulder, she’s happy to put her trust in her sexy new guard and do her best to ignore their red-hot chemistry. Intent on defending the stunning singer and her unique magic, Derrick’s past mistakes come back to haunt him when she is kidnapped. And when Sonja finds herself at the mercy of the dangerous Anti-Shifter League, her only way to save everyone’s skin could lie in the power of her magical songs. Can Derrick and Sonja pick up the beat and drive hard to the ultimate happily ever after? Protecting the Siren is the thrilling first book in the Shifter Spies Paranormal Romance series. If you like smoking-hot attractions, wild women, and broody heroes, then you’ll adore Sascha Illyvich’s luscious tale of unexpected love.