Supreme Emperor of Swords

Before going to college, an ordinary high school student went to celebrate and got drunk. When he woke up, he found himself in a completely different world. There was a big sect, the approaching sect entrance examination, a slum where his body’s previous owner lived, and a shared memory about a missing young girl.
BASGS
Blade and Sword God Sovereign
Dāo Jiàn Shén Huáng
刀剑神皇