In Another World, My Sister Stole My Name, Vol. 1

Through a handheld mirror connected to another world, college student Ichika shares a friendship with a boy named Cecil, a secret only her older sister, Karen, knows. When Karen and the mirror disappear one day, Ichika is devastated. But grief turns to shock a year later when she, too, is sent to the world on the other side, only to find her lost sister and a grown-up Cecil!

Except why are her sister’s first words to her, “I’ve missed you, Karen”? And why is everyone else calling her …