The knightly warrior character provides great fodder for a swoon-worthy love interest. Not all knights are the same, but there are different sub-categories to admire. Knights in shining armor are virtuous, gentlemanly, and noble. They tend to crop up in chivalrous fantasy romances and bodyguard romances. They're always ready for a dashing rescue arc.
Source:https://www.cbr.com/most-romantic-anime-knights/