archiveofourown

https://archiveofourown.org/works/29000985
of all the hands by Anonymous 
Xichen smiles, the first true smile Lan Wangji has seen in years. It brightens his whole face, smudges his graceful mask and makes it alive again.

“So it would not be too bad?”

Lan Wangji frowns in mute incomprehension.

“To be married to him, Wangji. We want to propose an alliance.”

//

Five years after the end of the Sunshot Campaign, the Yiling Patriarch has only grown in strength. Desperate to avoid another war, the Emperor proposes that he marry his younger brother, Lan Wangji, hoping to consolidate his power and take the Stygian Tiger Seal for the throne. He doesn't realise that Lan Wangji has never stopped being in love with Wei Wuxian, or what this marriage will mean to them both.

https://archiveofourown.org/works/24239467/chapters/58406434
Embers by xantissa 

https://archiveofourown.org/works/52628158/chapters/140006404#workskin
Heartbreak and Other Foreplay by travelingneuritis

https://archiveofourown.org/works/55457845
says the shadow by tciddaemina