Sci-fi writer, heiress, weirdo, and oldest daughter of the beloved and infamous Hale family, 21-year-old Luna Hale has been known by many names. But the title she's coveted these days has been elusive...until now.

She can see it. It's in reach. She's more than ready to be his girlfriend.

Luna wants to go on an exploration of Paul Donnelly. Top to bottom. Inside out. To discover all there is to know about her human hero. But he's afraid some skeletons are better left in the darkness.

As a death in the family unsteadies multiple futures, Luna and Donnelly see turbulence ahead, but they're determined to steer their ship through the rubble and finally make a landing. This time, together.

Luna and Donnelly's out-of-this-world, cosmic love returns in this romantic, heart-pounding, and epic conclusion to the Like Us series.