One Person: Full Level of Innate Qi at the Beginning

After traveling through time, Chen Xuan became Zhang Chulan's college roommate and best friend, and awakened the [Martial Arts Sign-in System]. Sign in at the beginning to reach full level of innate Qi, invulnerable to all attacks, and 100% rebound of all physical and energy damage! "Old Zhang, your grandfather's grave has been dug up? Don't panic, I will go with you." During the night battle in the cemetery, facing the walking corpses and omnipotent monsters all over the ground, Chen Xuan put his hands in his pockets and refused to dodge. The zombie bit him, and his fangs shattered on the spot; Zhang Chulan fired a palm thunder to support, and was turned into black charcoal on the spot; Feng Baobao wielded a kitchen knife and slashed wildly, the blade shattered inch by inch, and the tiger's mouth cracked and bled! Chen Xuan sighed: "How much strength do you strangers have? You can't even break through my defenses, so why are you cultivating immortals? Just give me martial arts training!"