[Oh hey, Souji! He's a friendly one towards Frisk, isn't he? Yes, he seems to enjoy their company and they, being an idiotic, too-trusting sap, enjoy his.

What does this mean? Why, it means it's a prime opportunity for relationship sabotage!

Frisk glances at him innocently, Dagger swinging uselessly at their side as they debate the best plan of attack.]

Oh no. No, not at all! I just realized how silly I was, walking around without any protection at a time like this. This place is full of new people, haven't you realized?