What Best Sci-Fi Mystery Books Feature Alien Conspiracies?

Megan Harding has just landed her dream job on the Elite space station, but her dreams quickly turn to disaster when gravity pulls her in crash landing into the King of Altundral's spacecraft, where she finds herself falling for the handsome Alien king Halturian.Can Megan save the Altundral people from extinction? Will the universe bring them together to save his people?

This story is about the love between an alien and a human girl. The alien comes from his planet to find a soft-hearted man. He is the greatest scientist on his planet. He is looking for a soft and compassionate heart. They want to fit it in with other aliens to see if they feel the same emotion as humans? In his search, he finds a girl. He kidnaps her and takes her to her planet where he falls in love with her.

Lies, deceit and darkness lead Esmerelda on a journey through dimensions where she faces a world she never knew existed. Dark lords, aliens, and vampires await as she struggles to save her friend from the vampires by aligning with aliens who she later learned were cannibals! Through it all, she's finally reunited with Lance... but what about Killian? The thrills, suspense, and romance continue in "Beyond the Portal", book 3 of the Esmerelda Sleuth, Paranormal Investigator series.

"Why?! Why must I be married to a beast? a demon? An alien of all things??" The princess said as she started hauling things at her female servants. "Juliet, you must marry the Alien for the sake of every humans. We can't lose any more lives and to stop that, we need you to marry the Alien Prince." Her mother said as she moved closer to the princess and brushed her hands past her hairs. "You are so special to us Juliet but you must help us end this war. Come on, go get some sleep, the wedding's tonight." Book one of the Alien Series

EXCERPT: John freed himself from the security lashes in order to gain more access to Tom. He gripped his friend's waist, squeezing to emphasize how much he was willing to give up for this man. "I can touch you. We can touch. Touch me." Tom searched John's face with his eyes, the flush on his cheeks darkening and capturing John's attention once more. He could feel Tom's uncertainty as if it were a weighted net falling over them both to pin them in place. Summoning his courage, he stripped his tunic from his upper body and seized Tom's hand in his own. "Touch me. Please." John thought Tom was going to refuse until he used his free hand to reach out. SYNOPSIS: Refugees of a dead planet, the Zen are grateful the people of Earth are willing to offer them a new home. Executive Orders from the White House declare America a safe-haven for any of the shapeshifting aliens as long as they follow three basic rules: 1. Zen must take a human appearance. 2. Zen must register with human names at Social Services. 3. Zen must find paid work or volunteer to help their country. Two friends declare themselves "married" during their registration without realizing they are now legally bound to one another as a couple. Will New Americans John and Tom see their friendship turn into a romance or will they reject being accidentally married aliens?

If vampires aren't real, what did she just kill? Cadence Findley never gave much thought to vampires until one night when a dark encounter changed her life forever. When her friend is lured into the woods by a stranger with steel-gray eyes and pale skin, Cadence instinctively knows he is dangerous, so she follows at a distance. Moments later, she finds herself all alone with his decapitated head--and her friend's body at her feet. Except she's not really alone. A mysterious man appears out of nowhere and insists she runs. The monster has friends--the blood sucking kind. And now, they are coming for her. Swept into a world full of creatures she never dreamed existed, Cadence is left with a choice. Can she outrun the clan of vampires who've marked her for death, or should she follow the advice of the sexy man in black who warned her in the woods and now insists she transform into a vampire hunter? Will Cadence escape the bloodsuckers on her tail as she enters the secret world of vampires and guardians, hunters and hybrids? Follow the adventure as Cadence Findley leaves her life as a college student to become an extraordinary vampire hunter.