Evidence of Nao’s bullying lingered on the internet, which kept her from moving past it. Haruki discovered a way to erase her past—at least on the internet—and in this way, the “spider” was useful to Nao. Haruki felt powerless while Nao’s earlier troubles were happening, since he couldn’t help her. However, his skills as a software programmer turned out to be a perfect way of devising a solution to Nao’s problems.