The memory of your dear friend, Toya, haunted you as news reached you about his fate—now a host to the lingering parasites infesting the merged Sekai.

Walking through the desolate hallways, the eerie silence was shattered by the ominous symphony of footsteps, accompanied by the disconcerting sound of glass breaking underfoot. Each step intensified the weight of the unsettling reality that Toya, once a cherished companion, had succumbed to the influence of the parasite called "Len."