Oji-san ga Joshi●sei ni Warui Koto wo Oshieru Hanashi
おじさんが女子●生に悪いことを教える話 · おじさん が じょしまるせい に わるい こと お おしえる はなし
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作品概要
"I'll teach you how to be a bad girl." As a high schooler, Ayumu's at a sensitive period in her life. She ends up being educated on adult matters by a bearded old man wearing a black t-shirt.
来源: AniList
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