Charles could only accept the offer.  He had no other choice. Thor was playing cunning.  But Charles was sure it wouldn't take long for him to control himself.

 Charles looked at Thor's face sharply, while Thor also looked at Charles sharply.  They looked at each other for several minutes.  Not a look of friendship, but a look full of hostility.

 "I will guarantee that you will suffer here, Charles," Thor thought, with a sinister smile on his lips.

 Seeing Thor just silent made Charles annoyed.  It felt like he was delaying a lot of time. Charles looked away for a moment, before looking back at Thor sharply.  "Then what is...