One night after an evening out, Jason Dessen, forty-year-old physics professor living with his wife and son in Chicago, is kidnapped at gunpoint by a masked man, driven to an abandoned industrial site and injected with a powerful drug. As he wakes, a man Jason's never met smiles down at him and says, "Welcome back, my friend." But this life is not the one he knows. His wife is not his wife; his son was never born; and he's not an ordinary college...

A man about to leave his marriage is poisoned to death while his wife, the logical suspect, is hundreds of miles away. Tokyo Police Detective Kusanagi and his assistant agree to disagree about the guilty party: was it his wife, his girlfriend, his business associate, or a random crime? They call on physics professor Manubu Yukawa, and even the brilliant mind of "Detective Galileo" is challenged by a crime that is implausible, methodical - and perfect....

"Un asesinato que parace imposible, tan meticuloso como terrible, cometido por unos motivos aún más estremecedores. La víctima, Yoshitaka Mashiba, un rico empresario de Tokio, muere un domingo cuando está solo en su casa. Ha sido asesinado con una taza de café envenenado. Estaba a punto de abandonar a su esposa, Ayane Mashiba, que se convierte en la principal sospechosa. Pero Ayane tiene una férrea e irrefutable coartada: cuando su esposo...