[Silence. Diluc sets his journal down on the nearby table and crosses his arms. Then thinks back. He had been reluctant to go further with Kaeya until...

He nods to himself once. What's done is done and he has no regrets. He says out loud.] Interesting.

[He holds a hand up to forestall any reply. He needs a moment to order his thoughts.] This does seem like a blood influence. I'll have to ask around but, this seems to support my thought that we're just being influenced by the gods acting out their own stories.

A month we're told about Bonds and how to make them, and then feelings such as these. As you said, there's nothing wrong with them. But you don't have a choice about having thoughts about the idea.