It's because he arranged it.

It wasn't arranged by their parents and where they're both stuck in a forced marriage situation, together, like in #PrisonerofBeauty.

TIP for 皇宮 アニメ 漫画: How beauties fell kingdoms.
Sly, Spicy, Saucy HIT #PrisonerOfBeauty 折腰 ended,
but aftertaste & yearning remain?
Forced to marry into a house of sc*ms,
a cunning bride turns to the empire's
HOT & COLD godfather.
Glamorous flower plays a charming game of revenge

I still haven’t watched all of #PrisonerOfBeauty - although enough to understand the point you’re making. I agree that here in #AgainstTheCurrent there’s no revenge against the Lin family, simply moral guilt. (I think we’ll find it was Jinqi who organised the Shen burials precisely because of this.)

I felt the same about Seven's nemesis from #SwordAndBrocade, #HeHongshen
It was nice to see her being sweet, teasing giggly, in love, with child and sacrifice for her relationship as she did as #SongXuEr's sister in #PrisonerOfBeauty

Yes it WAS! Have you seen #PrisonerofBeauty? That is also absolutely top notch.

#cdrama #PrisonerofBeauty

This ensemble is one of the best