Tho it may seem like the age gap is too big, I think it'll look better once he finally starts maturing physically (and most likely mentally) so maybe around 16-18 ish. But other than that I love the story, it's so cute!
Update: awwww such a shy boy but seriously he needs to apologize for saying those mean things to her ☹️
chpt. 43
The Young Master and The Maid