[Addicted Girl] A Gal-style beautiful girl with zero vigilance unintentionally exposes her underwear, triggering her sexual desire SIMO-001

I met "Meiyou" on a social networking site. Before I knew it, she'd become a regular at my house. She'd abandoned her studies and loiter around until late at night before going home. This is Meiyou's daily life (?), so unguarded, unconsciously revealing her underwear to the point of near-limits...