Scheming, powerful, devoted, and a little unhinged top / Resilient, clever, proud, and sharp-tongued bottom
Once newlyweds who turned against each other, they meet again today in a mourning hall. With no other choice, Jiang Ci makes a secret pact with Meng Beichu for three years. Behind the masks of ruler and subject, two equally matched rivals face off, loving and hating each other as they clash in political intrigue, bound by old grudges and tangled affections. One marriage contract ties their fates together for half a lifetime.
I caught up with the update in one go, it's very well written!