I Pretended to Be an Alpha and Got Marked by a Shadow Guard

The Second Prince of Great Yan, Yu Yan, has spent years pretending to be a Qian. But when he unexpectedly goes into heat, he sleeps with his personal bodyguard. To make matters worse, years of medication have damaged Yu Yan's constitution, leaving him unable to control his heats. He has no choice but to ask the bodyguard to help him through them regularly. Fortunately, the bodyguard is obedient and loyal, doing whatever he's told and not minding helping him out. But gradually, things start to go wrong Yu Yan, voice hoarse, curses at him: "Get out!" The bodyguard pulls him into his arms, looking innocent. "Master, which way do you want me to get out?" Yu Yan: "...QAQ" Later, after the new emperor of Great Yan ascends the throne, the young ruler sits on his throne before the eyes of all his subjects and suddenly throws up The court officials realize in shock that their sovereign is pregnant. A calculating bodyguard Alpha × a slow-witted, haughty prince Omega A sweet historical ABO story with mpreg. A crossover featuring the supporting couple from "Marked by the Tyrant After I Transmigrated into a Book". Ye Shu and Jin Wang's family make a guest appearance, so you can read it as an extra. You don't need to have read the other story to follow this one. Theme: Support each other and never leave one another.