Life in Another World as a Villainous Rich Brat

His parents are gone, his life is a mess, his family is broken, and he dies unexpectedly.

This story is a slow burn.

A man who should have become the hero's companion is rejected by the goddess and unexpectedly turns into a villainous young master. To escape his destined death, he transmigrates to another world and works every day to prepare for the future, gathering all kinds of companions along the way. Thus begins a fantastical adventure full of excitement.

Note: There is a System.

Just to clarify, the world he transmigrates to is fictional, so some of its settings may have Chinese elements.