[Shuangwen + Invincible + Not a Holy Mother + Not a Harem + System Sign-in] Long Yuan, an ordinary person but chosen by fate, accidentally opened the mysterious sign-in system. Sign in every day, and every time you sign in, you may get help from peerless skills, rare magic weapons, or powerful mythical beasts. From weak to strong, in the fantasy and gorgeous world, Long Yuan relies on the income from signing in to overcome difficulties, fight powerful enemies, unlock the shocking secrets hidden in the world, and embark on a path to the pinnacle of legend that no one can match, making the whole world tremble because of him, and composing his own immortal myth chapter.
