He is half alien. She is a human with unique abilities. He has never had a family, avoiding close relationships. She had everything: family, children, grandchildren. And now she avoids close relationships too, because she has outlived everyone she loved. He was dying, and she brought him back to life. And now they face a risky mission in an alien colony. Will they be able to unravel a series of crimes without getting entangled in their own relationship?