The Prince and the D

What the hell is a "taigi" and what's a "bridal chamber","Nán Wǎn Yān, you dared to lose your virginity before marriage and still dare to marry this king You're truly audacious! This king won't let you or the entire Southern family off. I will not allow you to carry a royal heir because you are unworthy!",But this black spot seems to be caused by poison, right。