1,197Views
60Chapters
23Followers
Updated 2 months ago
Summary
A university professor is sick of seeing students doing it everywhere on campus. One day, a girl who seemed innocent approaches him with a special request. "Can you teach me how to do it?" [Original Webtoon](https://toptoon.com/comic/ep_list/20years_old) **Official Translations:** [English](https://daycomics.com/content/100828), [T.Chinese](https://www.toptoon.net/comic/epList/80981)
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