What Should I Do If I Mistakenly Marry My Grandma to Xiaoqian?

Liu Xiaobai traveled to an era where demons and ghosts were coming. It opened up the realm of absolute invincibility within ten feet of the whole body, as well as the world-shattering sword skills. Gods and Buddhas are his enemies. He and the demons are on the same front, and as a mortal, he starts to block the gods and kill the gods and Buddhas. When he first came to Lanruo Temple, Liu Xiaobai took the portrait and wanted to get married to Xiaoqian according to the system prompts, but he accidentally mistook a woman in green clothes for Xiaoqian. Well... It looks good anyway...! Later, Liu Xiaobai discovered that this elegant and petite woman was actually the grandma of the thousand-year-old Sophora japonica tree! My heart collapsed and I was bleeding instantly...! I never thought that I actually had an unforgettable past with my grandma, Shuji Xiaohuai, thousands of years ago in my previous life. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.