I'm a holy knight but every girl I like ends up joining this other guy's harem. Someone please tell me what I'm doing wrong?! Vol. 1

Name: I'm a holy knight but every girl I like ends up joining this other guy's harem. Someone please tell me what I'm doing wrong?! Vol. 1
Brand: Amazia
Price: 9.99 USD
Availability: InStock

$9.99

Why Do All the Heroines Fall for the Hero?!