beta
Not sure about this one, mc does think of ML as her book son so it counts ig? And she's acting like his guardian (even if ML doesn't think that's the case).
iirc then it should be in this list
Master(gong) x disciple (shou)
Novel link-
https://www.novelupdates.com/series/the-villain-has-something-to-say/
Tsk tsk another one
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