Ojisan ga Watashi no Koi wo Ouen shiteimasu (Nounai) Ojisan Is Cheering for My Love (in my Brain)

Synopsis

Matsuri Miyashita is an ordinary office lady with a crush on the handsome prince of a partner company. One day, following a sudden accident, the consciousness of a 52-year-old devoted family man jumps into her head. From love to work, Matsuri's life starts to become lively! (Source: Flex Comix, translated)