The older sister who runs a mobile lunch stand always greets customers with a warm smile and polite service. Affectionately known as "A-chan" by everyone, her charm has captivated many. She has big tits with a sexy cleavage, a neat black-haired look with slightly Eurasian features, yet maintains a remarkably pure and innocent aura. Recently, rumors have been spreading about an extreme prank that was pulled on her, and many people around town claim to have encountered her.