The Butterfly Effect

"A warm, winning debut from a talented new Midwestern voice." —J. Ryan Stradal, New York Times bestselling author of Kitchens of the Great Midwest
A Man Called Ove meets The Rosie Project in this "delightfully off-kilter" (Rachel Yoder, Nightbitch) tale of a grumpy introvert, her astonishing lack of social skills and empirical data-driven approach to people and relationships.
Is there such a thing as an anti-social butterfly? If there were, Greta Oto would know about it—and totally relate. An entomologist, Greta far prefers the company of bugs to humans, and that's okay, because people don't seem to like her all that much anyway, with the exception of her twin brother, Danny, though they've recently had a falling out. So when she lands a research gig in the rainforest, she leaves it all behind.
But when Greta learns that Danny has suffered an aneurysm and is now hospitalized, she abandons her research and hurries...