Ep. 1: Kawashima admires Yuzuhiko's mechanical pencil and plots to acquire it.

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Kawashima develops an admiration for the mechanical pencil that Yuzuhiko holds dear. Seeking to possess a similar item, Kawashima purchases the exact same model. However, the new pencil fails to satisfy him. Consequently, Kawashima turns his attention back to Yuzuhiko's original mechanical pencil. Driven by this dissatisfaction, he devises a grand plan to obtain Yuzuhiko's prized possession. This narrative focuses on Kawashima's growing obsession and his subsequent scheme to secure the item he desires.