The Summer camp continues and Shizuka asks the Soubu group to prepare a 'test of courage' and bonfire event for the evening. After some preparations, the Soubu girls relax at a nearby river and Rumi joins Hachiman on the bank where he outlines the waning probability of holding on to elementary school ties as one grows older. However, Rumi explains that she had already given up on making friends based on reciprocating her current treatment to her peers in the past. In order to assist Rumi, Hachiman proposes that the Soubu group create a source of conflict within the peer group that shuns Rumi...