Elle embodies the personified L85A1 assault rifle, her name originating from the weapon model's "L" designation. She shares a residence with Ichiroku (M16A4) and counts Funco (FN FNC) and Sig (SG 550) as close friends. Reflecting the historical L85A1's reputation, Elle remains inherently shy and reserved, often communicating only through nods or minimal words. Chronic clumsiness and a tendency toward mechanical failure afflict her, frequently resulting in infirmary visits that mirror the rifle's real-world reliability issues.

Despite these frailties, Elle exhibits resilient loyalty, enduring physical strain and discomfort to support her friends during challenges, paralleling the L85A1's persistent design. She harbors deep admiration bordering on idolization for Fal (L1A1 battle rifle), Funco's elder sister, reflecting an aspirational link to another British rifle lineage.

Symbolic elements reinforce her identity. Elle habitually carries an umbrella, a practical nod to the L85A1's vulnerability to mud and moisture. Her eyesight issues within the narrative correlate directly to the rifle's criticized SUSAT optic system.

In broader narratives, including the OVA, Elle's quiet determination surfaces during group activities like camping. She demonstrates persistence in tasks such as stone skipping and fishing. Her compassionate side emerges when she persuades Ichiroku to spare a baby boar. While generally passive, subtle assertiveness appears, like expressing silent disapproval when her fishing is disrupted.

Her character development remains consistent across appearances, emphasizing her struggle with inherent weaknesses countered by unwavering dedication to friendships and moments of quiet resolve.