Imouto ga Onna Kishi Gakuen ni Nyuugaku Shitara Naze ka Kyuukoku no Eiyuu ni narimashita. Boku ga. - Vol. 3 Ch. 11

[MangaDex]

 

[HDMI1]

That would be a funny twist if the royal crown was actually an earring.

 

[Sunji27]

He will be recognized by royalty and be arrange marriage for a princess

 

[Rowdy91]

Ah, so the shady merchant was actually just a twintails obsessed perv.
Or was he??????