Ikemen Joshi to Josou Danshi - Vol. 1 Ch. 24

[MangaDex]

 

[MegalodonKing]

nice

 

[notcishet]

These two are very believable as siblings and she totally caught him out at the end

 

[ChanhNgu]

Nice

 

[DiabolikBlood]

Lmao she used reverse psychology on his ass

 

[SakanaWataru]

His sister being slightly higher than him makes it perfect