have a soft spot for

have a soft spot for (someone or something)

To have a particular fondness or affection for someone or something, often for reasons that hard to understand or articulate. I've always had a soft spot for cheesy action films—there's just an earnest goofiness about them that I like. Despite how troublesome he could be, the teacher had a soft spot for Daniel.
See also: have, soft, spot
Farlex Dictionary of Idioms.

have a soft spot for

be fond of or affectionate towards.
See also: have, soft, spot
Farlex Partner Idioms Dictionary

have a soft ˈspot for somebody/something

(informal) particularly like somebody/something: I’ve always had a soft spot for my little cousin Clare.
See also: have, soft, somebody, something, spot
Farlex Partner Idioms Dictionary
See also:
  • have a soft spot for (someone or something)
  • have a soft spot for or an animal
  • have a soft spot for somebody/something
  • have a soft spot for someone/something
  • soft spot
  • a soft spot
  • take a liking to (someone or something)
  • take a fancy to
  • take a fancy to (someone or something)
  • take a fancy to somebody/something