a two-toned truth (слэш)

“He was ruined now. Ruined for anyone but Baelor. He supposed that had always been the case. His first word had been Baelor’s name. Womb to ash, Maekar knew who he belonged to.”
***
Baelor survives the blow to his head at Ashford but believes himself to be mated to Maekar as a result. Their father orders Maekar to go along with the charade in order to ensure Baelor heals from his wounds. Maekar does, even though he knows it will be his undoing.