Between Two Worlds: Instant Noodles for the Campus Belle from the Start

[Two-Way Portal + Apocalypse + System + Pure Thrills + Multiple Heroines] Su Chen transmigrates to a world three years in the future, where the apocalypse has already begun. He's a penniless nobody from the start, with every chance of dying at any moment. The only things of value he owns are two packets of instant noodles he bought from the school store before transmigrating. [Ding! The Two Worlds Travel System has activated!] [Raise your affinity with bound women to charge the system and open a two-way portal!] The System prompts him to bind characters... The sickly girl ignored by everyone on the auction stage turns out to be the campus belle he's secretly loved! Su Chen trades a packet of instant noodles for the campus belle... What? The campus belle has a gorgeous, long-legged best friend too? Even the English teacher his male classmates fantasize about in class can be bound? Once their affinity reaches its maximum, Su Chen awakens one extraordinary ability after another and sweeps all before him in the apocalypse...