Clue I

"Michael," said Simon; the Grimm was not the only one that had frozen up, but also Simon, who had materialized behind the Grimm like a ghost to attack Grimms.

"As you can see, I had everything under control. Though I appreciate your efforts to save me," I said before I released him from my strings and turned to the Grimms, who were bound in my strings.

"It was a good fight; I have learned a lot through it," I said and even had a smile on my face. In return, it is giving me hate, its eyes full of it that, if it could materialize in fire, I would be burned to ashes in less than a moment.

"You should be satisfied with such an end," I said, seeing its unwilling expression; it was struggling hard, pushing more and more of its powerful burning essence toward my strings to turn them to the crisp