A brave man trained by the worst demon king, unrivaled in the school of returnees from another world - Chapter 12

https://readm.org/uploads/chapter_files/1/111/mm1.png,https://readm.org/uploads/chapter_files/21114/65126cd591c96/s1I.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/t2L.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/e3Q.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/w4M.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/t5M.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/e6S.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/s7U.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/y8N.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/q9R.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/m10V.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/u11V.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/t12N.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/a13W.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/l14S.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/n15H.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/q16O.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/m17B.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/v18H.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/t19K.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/e20Z.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/e21W.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/c22K.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/q23F.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/m24T.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/n25E.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/d26Q.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/j27Q.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/y28C.jpg,https://readm.org/uploads/chapter_files/21114/65126cd591c96/f29P.jpg,https://readm.org/uploads/chapter_files/1/111/rm2.png