C51 Toxometer
When Wang Xiao was reborn into a baby, he clearly saw Wang Hentian in a military uniform, holding the Longsword in his hand and commanding his army. Although Wang Xiao's face was covered by a silk scarf, one could faintly hear his enemy saying the word "Queen".
Wang Xiao thought about it for a long time. He had always been curious about his own background, but he didn't want to bother about it