Douluo: Peak at the top, the heroine is in my arms

Do you want to be successful? Do you want endless wealth and glory? Do you want to rule the world?
Young man, I'll give you this opportunity, but... you have to overcome some small obstacles first!
Qianmo, a worker on Blue Star, died suddenly due to overtime work, but his soul did not enter reincarnation after death. Instead, he was led to a system of the Supreme Demon King of the Heavens!
And their first stop is the Douluo Continent with its mysterious sewer floor tiles!
In the city of slaughter, a small figure appeared in a dark alley, and the young man with silver hair and bloodshot eyes gradually returned from confusion to determination!
For my future! I can't die here!