“No, no, that shouldn't be necessary at the moment.” For now, it feels perfectly fine, though if it were to ever break or become too slack, he knows exactly who he can come to.

And as soon as Senku starts explaining how to make the arrows, Sizhui goes into his own full-on student mode, listening intently, nodding here or there toward particular details. Fortunately, it doesn't seem all that difficult and again, if he has questions, Senku's likely to answer whatever he asks, even though it might require an exchange of some sort.