Apocalypse: No Rebirth! Guess I'll Just Upgrade the Sewer

Synopsis

[Extreme Cold + Shelter + Special Abilities + Harem + Power Fantasy + System] At the start, he runs into the sewers and awakens a Shelter System. Song Qing, who hasn't eaten in four days due to the extreme cold apocalypse, goes looking for his good brother, Ye Chen. But Ye Chen actually wants to kill him! What Song Qing doesn't realize is that this "good brother" trying to murder him happens to have the ultimate main character setup: (Reincarnator + Last Name Ye + Smirking Dragon King trope + Shelter + Spatial Storage) He is literally packed with protagonist armor! Narrowly escaping death, Song Qing flees into the sewers, his life flashing before his eyes. Right at that dire moment, his system awakens! (The Ultimate Shelter System) It allows him to upgrade his shelter! And that’s not all! Immediately following this, there is an unknown energy inside the male lead's body! The system forces his awakening: (Gluttony Ability) — which can completely plunder other people's abilities! It can also plunder the abilities of animals! Mutated dog's sharp claws ~ Mutated rat's night vision ~ Mutated giant frog's venom......... Song Qing: "Ye Chen! Your ability is mine now!"