Hidden Gem Series by Lissa Kasey

A global plague and world war created them—monsters in human skin.Shane contracted the mutation during the third World War, a corruption of the blood that forces him to violently shift into an animal every month. He uses his heightened senses to track down the missing or murdering dredges of humanity. His only safe haven is a hustler with the ability to see other people’s pasts.A psi, hiding in plain sight, Misaki spends his days pleasing men for money and basking in beautiful shoes... moreA global plague and world war created them—monsters in human skin.Shane contracted the mutation during the third World War, a corruption of the blood that forces him to violently shift into an animal every month. He uses his heightened senses to track down the missing or murdering dredges of humanity. His only safe haven is a hustler with the ability to see other people’s pasts.A psi, hiding in plain sight, Misaki spends his days pleasing men for money and basking in beautiful shoes. Shane’s presence in his life sometimes means gruesome murder cases and memories that give him nightmares, but he can’t help being drawn to the gruff detective.When an official’s daughter goes missing, Shane asks for Misaki’s help. But the trip into the killer’s mind opens a door to evil long forgotten and it’s coming for them next. less

A virus is spreading through the city, targeting the humans with mutations.Paris is the most powerful man in the city, but he’s been hiding a painful secret—the world’s toxic environment is killing everyone, including him. His search for a way to stop the spread reveals lost facilities, buried nightmares of horrific events, and an abandoned mer-creature who has found a way to survive in tainted water... moreA virus is spreading through the city, targeting the humans with mutations.Paris is the most powerful man in the city, but he’s been hiding a painful secret—the world’s toxic environment is killing everyone, including him. His search for a way to stop the spread reveals lost facilities, buried nightmares of horrific events, and an abandoned mer-creature who has found a way to survive in tainted water.Rescued from lonely years trapped in ice and contaminated water, Rain is trying to find his feet, literally. He’s stuck in a giant pool, watching the man who saved him slowly deteriorate. Meanwhile a virus is ravaging the city, attacking those with mutations.When the past that Paris thought he’d escaped arrives for revenge, will they survive the change? Or will it succeed where the last plague failed and kill them all? less

Cameron "Candy" Michelson Jr. doesn't have time for distractions. He's too busy restructuring the red-light district into an adult playland for City M and running the Hidden Gem. But when his companion, Avery "Ivy" Laurent, grows closer to Jack, an investigator for the Institute of Scientific Study, Candy can't hide his jealousy. Nor his own interest in Jack.Ivy is crazy about Jack, but he's also in love with Candy... moreCameron "Candy" Michelson Jr. doesn't have time for distractions. He's too busy restructuring the red-light district into an adult playland for City M and running the Hidden Gem. But when his companion, Avery "Ivy" Laurent, grows closer to Jack, an investigator for the Institute of Scientific Study, Candy can't hide his jealousy. Nor his own interest in Jack.Ivy is crazy about Jack, but he's also in love with Candy. Ideally, Ivy longs for all three of them to be together, but between Jack's nonexistent libido and Candy's supercharged needs, Ivy isn't sure how to make it work.When Jack gets called in to help the City M police department investigate a series of violently murdered companions, both Candy and Ivy brace for trouble. But nothing prepares them for Candy becoming the prime suspect.In a future landscape of corrupt government officials, brutal BDSM crimes, and a host of dark creatures, Candy, Ivy, and Jack must work together to find the killer, save themselves--and learn how to trust each other. less