Lethal Outbreak — Malcolm Rose

When three scientists are found dead in a sealed in a high security labatory, there's no doubt what caused their deaths.They were studying an unknown substance bought to Earth by the recently returned Mars Probe. But when it's fouind that 5 grams of the substance is missing, Troy and Lexi know that it must be a case of theft and murder... In a world inhabited by two distinct humanoid species, the majors and the outers, teenage 'detectives' Troy Goodhart (major) and Lexi Four (outer) are challenged by a series of mysterious and gruesome crimes. Published by Ransom Publishing, 'The Outer Reaches' is a series that will appeal to readers who enjoy fast paced science fiction crime stories and perfect for inquisitive and demanding readers.