The Complex Series by Demelza Carlton, Dylan Quinn, Margo Bond Collins

Catch a siren. Stop the storm. Whatever the cost.Allie, sick of war and grief, signed up as a lowly maintenance worker for the Colony in the hope of securing a lasting peace between the Titans and Humans. However, the girl has her own secrets, not least of which is her assignment from the New Hope government to monitor the Colony for signs of a suspected saboteur. Galen, the only survivor of the Poseidon shipwreck, didn't join the Colony for peace... moreCatch a siren. Stop the storm. Whatever the cost.Allie, sick of war and grief, signed up as a lowly maintenance worker for the Colony in the hope of securing a lasting peace between the Titans and Humans. However, the girl has her own secrets, not least of which is her assignment from the New Hope government to monitor the Colony for signs of a suspected saboteur. Galen, the only survivor of the Poseidon shipwreck, didn't join the Colony for peace. He wants vengeance on the siren Halcyon, the mysterious Mer whose terrorist tactics single-handedly killed more Humans than any other Titan. His sources say that Halcyon is on New Hope, and he'll happily kill every Mer in the Colony until his parents' murderer is dead. Can they catch the terrorist before the Colony is destroyed? less

The Complex Book Series.A Lone Planet. One Complex.Unlimited Chaos.Cupid has a death wish. After nearly a thousand years chasing a cure to Cupid’s Curse, one that forces her to take heartache from others but prevents her from having a love of her own, Geneva Jayne has had enough. Now all she wants is to find some gullible mortal to take her immortality, so she can finally die in peace... moreThe Complex Book Series.A Lone Planet. One Complex.Unlimited Chaos.Cupid has a death wish. After nearly a thousand years chasing a cure to Cupid’s Curse, one that forces her to take heartache from others but prevents her from having a love of her own, Geneva Jayne has had enough. Now all she wants is to find some gullible mortal to take her immortality, so she can finally die in peace. Just weeks into the Complex experiment, the Watcher’s highly classified mission hits a snag, so the enigmatic urban legend forces Geneva's reluctant assistance. This isn't the first time Cupid's had a sparring match with the Watcher. The first was hundreds of years ago when she took away his heartache – and his ability to see the future. Now Lennox wants his powers back, but Geneva refuses to give them up without a fight. Cupid may have a death wish, but when her curse sets its target on the most powerful man in the universe, even the goddess of love may not be strong enough to resist. less

The Complex Book Series.A Lone Planet. One Complex.Unlimited Chaos.Drina—a shapeshifter, thief, and con-artist—is on the run. Having bought a curse from the demon Shaitan to expand her shifting powers, the Complex seems like the perfect place to hide in plain sight. But it turns out the bounty hunter she's running from is closer than she ever expected. If she makes one wrong move, he’ll catch her... moreThe Complex Book Series.A Lone Planet. One Complex.Unlimited Chaos.Drina—a shapeshifter, thief, and con-artist—is on the run. Having bought a curse from the demon Shaitan to expand her shifting powers, the Complex seems like the perfect place to hide in plain sight. But it turns out the bounty hunter she's running from is closer than she ever expected. If she makes one wrong move, he’ll catch her. And she really doesn’t want to accept his offer of safety in the Complex, then prison when they leave. That means approaching Shaitan. Again. But the demon’s price has gone up. Now he wants all of her. Body now. Soul later. She’s not sure whose deal is worse. Or which one she’ll choose. less

Mermen in space. Murder. And Minali.Sven's life is going swimmingly. After landing a job as the leader of the Mer colony in the Complex, life couldn't be more perfect. Until a dead body turns up in Sven's fish tank, making him the prime suspect in a murder investigation, and his life fishtails out of control. Sven is in over his head this time. Now with Violet the succubus and a human piranha called Minali on his tail, the other Mer are ready to throw him to the sharks... moreMermen in space. Murder. And Minali.Sven's life is going swimmingly. After landing a job as the leader of the Mer colony in the Complex, life couldn't be more perfect. Until a dead body turns up in Sven's fish tank, making him the prime suspect in a murder investigation, and his life fishtails out of control. Sven is in over his head this time. Now with Violet the succubus and a human piranha called Minali on his tail, the other Mer are ready to throw him to the sharks. Can he find the real murderer and prove his innocence before they catch him? less