The Taoist of Great Qin

[Overpowered protagonist + wild imagination + cultivation + sci-fi]

After dying in an accident, Xiao Chen was locked away in a tiny black room for a billion years. Then he was reincarnated into the body of a young man in a world resembling ancient China.

Watch him overthrow the rulers.

Watch him destroy the gods.

Watch him search for the person he once was.