I Save the Earth by Picking up Alien Garbage

In a wasteland world ravaged by radiation, treasure hunters ventured to search for resources, but accidentally triggered alien ruins under the Antarctic ice and were transported to the spacecraft graveyard deep in the universe. They discover they are the key to an interstellar war. Faced with pursuit and betrayal, the group teamed up with lizard scavengers and the Earth's resistance forces to regain control among the interstellar forces. A battle for survival across the stars will reveal the hidden truth of human civilization...