Related to I Can Change My Beloved, which often follows after this.
The fandom reaction version of this is Draco in Leather Pants.
Can be portrayed as being either savvy or if the , the Girl (either intentionally or not) may find herself becoming a Monster Fangirl or a Love Martyr at worst.
The girl may also go to the other end and find what they are looking for is the Nice Guy because Single Woman Seeks Good Man—particularly as a Second Love, and often via Just Friends, when they've been burned by their previous boyfriend.
Contrast Adorkable and Weakness Turns Her On, where more timid, sweet, and "uncool" characters are seen as attractive.