Natural Disaster Is Coming, I Have a Cheat to Love so and So

[System flow + apocalyptic natural disasters + sinister + cool writing + invincibility] When Lin Fan traveled to Blue Star during the apocalyptic natural disaster, luckily he had the exploration system to help him. Explore a green-level secret realm, [Ding, get a bottle of Marrow Cleansing Pill as a reward]... Explore a yellow-level secret realm, [Ding, get a reward...]... I like exploring secret places the most, what? You said someone robbed my secret realm... Haha... So Lin Fan went further and further in this world full of legends...