おじさんが私の恋を応援しています(脳内)

Synopsis

Matsuri Miyashita (26) is an ordinary OL with a crush on the handsome prince of a partner company. Seiichiro Kiyokawa (52) is an experienced salaryman with 30 years in the sales department, a devoted family man. On this day, the lives of these two unrelated people will come together in an unfortunate way! "Why is there a strange old man's voice inside my head?" "Why do I look like a girl?" A triangle love comedy between OL x salaryman x hunk! source: https://www.mangaupdates.com/series/xiyo1ft/wake-atte-oji-san-ga-watashi-no-koi-o-ouen-shite-imasu-nounai