Basically, this story.
Side characters and villains: 'You are a discriminated character, so there is no way you are OP even though you use OP magic all the time.'
MC: 'Why are these side characters not as OP as me.'
Love interests: 'Omg, he's so cool, he saved me, I fell for him and I don't...
Haa... I wish it was Tatsuya... But unfortunately, this guy is [Spoiler] dense and completely lacks common sense even though he is supposed to be a top-tier assassin. He aces in everything but he doesn't understand why others are lacking.
Well, she finally joined the shadow garden. Well, the thing that I like most about Rose is that [Spoiler] She won't even mind going against Shadow if it's for Cid. Lol. The only member of shadow garden that loves Cid not knowing that Cid is shadow.
Well, I feel bad for the girls in the prequel story for this. They never got him to love them but now, their successors get the chance instead of them.