Backstabbed in a Backwater Dungeon: My Party Tried to Kill Me, But Thanks to an Infinite Gacha I Got LVL 9999 Friends and am Out for Revenge

In a world where six races coexist, humans are discriminated against and looked down on as the most inferior. A party called the Gathering of Races, comprised of members from each race, was formed to dispel this discrimination. However, their true intention was to find the human Master, a powerful individual sought by the non-human countries.