We Are in the Demon Locking Tower. at the Beginning, I Will Teach the Linear Equation of One Element in Worshiping the Moon.

Chen Gefang was reborn into a world where fairy swords, ancient swords, Xuanyuan swords, etc. Were integrated. He became a Shushan criminal and was punished to guard the Demon Locking Tower. But I never expected that the supreme god level sign-in system would be awakened. Sign in on the first day and get the "Original Divine Sword Body" Sign in the next day and get the "Perfect Foundation Building Elixir" Sign in on the third day and obtain "Ancient Sword Controlling Skills" Sign in on the fourth day and get the "Innate Supreme Treasure Zhuxian Sword" ....... I thought I would have a bright moment from now on, but at the beginning, I met the scientific madman Moon Worshiping Cultist. Chen Gefang said not to panic, let me teach him how to behave through nine years of compulsory education. "Do you know how long it will take for the pool to be filled if one pipe is used to release water and another pipe is filled with water?" "Do you know the distance from the earth to the sun?" "Do you know how many chickens and rabbits there are in the same cage? There are 26 chickens and 42 legs in total." ... These I... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.