As the narrator walks alongside Ren, it's clear that he attracts attention from everyone around them. Both men and women can't help but admire his striking features, which are complemented by a mischievous grin that suggests he has a rebellious streak. This combination makes him particularly alluring, although it starts to annoy the narrator for unspecified reasons.
The narrator's growing irritation with Ren's charm hints at deeper feelings and potential complications in their relationship. Despite his appealing looks, Ren's grin might be an indication of trouble, stirring conflicting emotions within the narrator as they grapple with their attraction and unease.