スミカスミレ

Kisaragi Sumi, a 60-year-old woman who spent her life caring for her family and never knowing love, finds herself alone after her mother’s death. A mysterious cat named Rei grants her wish to relive her youth, transforming her into a 17-year-old girl named Sumire. As Sumire enrolls in high school, she navigates new friendships, a budding romance with the enigmatic Rei, and the kind-hearted Mashiro, blending fantasy and emotion in a touching tale of second chances, love, and rediscovering life’s joys. (Unreviewed summary by Grok 2)