Interstellar energy division

Lou Yu traveled to the future with his useless abilities. There are three types of people here.The first type of person is a combatant.The second type of person is an energy engineer.The third type of people, ordinary people.When combat masters fight, in addition to consuming their own physical strength, they also need to be able to absorb the liquid energy condensed by the origin masters.The energy engineer condenses energy, which can be sold for money!sell money!sell money!Louyu traveled to this strange world with the goal of making money, making money, making a lot of money.The upgrade is smooth, not abusive, and the golden fingers are majestic and mighty.Content label: Ability to travel through time and space┃ Search keywords: Protagonist: Lou Yu