Responses
the man next door
https://www.mangago.zone/read-manga/majo_to_neko/ (LITERALLY black cat)
https://www.mangago.zone/read-manga/the_omega_takes_a_husband/ (expressionless X expressive)
black cat x golden retriever or expressionless x expressive type bl? Preferably if the black cat is older with an age gap. Manga or Manhwa