The Beginning of All Worlds and the Dual System of Demon Slayer and Awakening

Start traveling through the Demon Slayer world and activate dual systems! Just check in and the choice becomes stronger. Choose beyond ordinary people's thinking and get rewards with various superpowers! Lin Ye didn't know how many years he had signed the contract, but the ghost Wu Tsujimu he killed fled miserably. Well... I'm too lazy to edit it. Anyway, old bookworms will know what's going on just by reading the title. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.