SPYxFAMILY. The Spy Family. Volume 3

Yuri, the younger brother of Yor, with unhealthy feelings for his own sister, arrives at the Forgers! Together with Twilight, an officer of the secret police and a spy, they engage in a fierce struggle to uncover each other's true intentions without revealing themselves. When the situation heats up to the limit, Yuri demands evidence from Twilight that he and Yor are actually a couple.