In the Light Screen's footage, Otto from the past joined Theresa's group just like that—after learning that his "future" self was causing trouble and threatening the world, he wanted to do something to stop his "future" self from continuing down the wrong path.
Thus, it was only natural for Father Otto, who was still a priest, to join the group.
Moreover, after some examinations, Theresa and the others discovered that threads were connected to Father Otto's body. They were precisely the power of the Herrscher of Domination.
Clearly, the power Otto had borrowed for the temporal distortion experiment he carried out in the town of Kolosten was that of the Herrscher of Domination, or at least related to it. And Father Otto's ability to travel through time to this era had likewise been achieved through the Herrscher of Domination's power.
However, although those threads were connected to him, Father Otto did not feel as though he was being controlled. He was also deeply confused by the current situation, so he said nothing and simply followed everyone's instructions as they acted together.
Afterward, Anti-Entropy's top scientists and the Immortal Blades' top scientists joined forces in their research. After investigating Kolosten's abnormal phenomena, this group of exceptionally intelligent people gathered for a highly academic discussion that left others none the wiser, directly involving time, space, the Imaginary Tree, the Sea of Quanta, and more.
They said a great deal, leaving the people of the real world completely bewildered and giving Theresa and the others a headache as well, though they could only try their best to understand.
Of course, it did not matter if they failed to understand, because even Kiana, who had once been a paramecium, could understand the final conclusion.
Otto had used various prepared tools to make contact with