There are only two things on Gabe's to-do list - amass an appropriate Katalan dowry and save the multiverse. His Katalan partner thinks he got her pregnant. His granddaughter is wearing his favorite shirt. And now he must save the world again. Some days you really should just stay in bed. Engine is the third book of the Engine of Creation series that follows Gabe's journey through a future he never imagined. If you like tech-heavy sci-fi, relatable characters, and stories of family and redemption, you'll love Frank Carey's Engine of Creation series.