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Is R-18 stuff okay ??? | Rikekoi S2



Synonyms: Science Fell in Love, So I Tried to Prove It 2nd Season, Rikekoi, Rikei ga Koi ni Ochita no de Shoumei shitemita. r=1-sinθ
Japanese: 理系が恋に落ちたので証明してみた。r=1-sinθ(ハート)
English: Science Fell in Love, So I Tried to Prove It r=1-sinθ