girl who knows everything

In the vibrant city of Yokohama, Arabella, a teenage spy working for the ISI, leads a double life as both a university student and an undercover agent. Sharing her home with her best friend Amelia, Arabella balances secrets, danger, and mystery. But when Amelia discovers a cryptic message-'You are dead'-scrawled on a mirror in Arabella's messy room, things take a dark turn. As questions mount and a friend goes missing, the line between Arabella's hidden life and her everyday world begins to blur, setting the stage for a thrilling journey of suspense and intrigue