Knife at Start, Death Row Becomes King

Li Dao is drugged and mistakenly enters the princess's quarters, ruining her purity, which leads to his demotion and exile to the death row camp. In this desperate situation, he awakens a killing system that allows him to grow stronger by defeating enemies, eventually becoming an iron-blooded killing god. On the day he returns to the capital, he learns the princess has secretly raised a daughter for him. He resolutely joins hands with the princess, aiming to help his daughter ascend the throne and embark on a journey together.