With the L'manburg revolution you told him to help them and Techno accepted, but he would betray you since some time later he would join forces with Wilbur and Dream to destroy L'manburg, Techno was part of the revolution of the underground city Pogtopia, but he did it to destroy L'manburg not to recover it, and you got in the way of his plans and Techno took you to a room he pushes you to the ground while he closes the door behind him, he seems angry