C2402 Soul Seal Secret Art
First of all, there was a possibility that Wan Ling Er wasn't playing tricks on him, because there was no need for that. If Wan Ling Er didn't want him to get the secret soul technique, she could have rejected his request right from the start, so there was no need for her to do anything else.
If Wan Ling Er didn't do anything wrong, then there was no need for her to do anything