Toaru Kagaku no Railgun SS - Volume 2, Chapter 5

Ruan Tian is a cat which gained sentience, and is infatuated with the goddess who once saved him. During the college class reunion, Ruan Tian once again confessed to her, but she openly proclaimed that she would only marry Qin Li and no one else.

Qin Li was Ruan Tian’s number one enemy and love rival, and he was born to put Ruan Tian down for a hundred years!

Ruan Tian looked at him furiously. “Let’s battle! Only one of us can remain!”

Qin Li: ▼_▼ Shall we get on the bed?

- Description from Novelupdates

When a glorious old civilization was toppled overnight, a strange purple moon rose and thus began the Purple Moon Era.

Damn it! What kind of ecosystem was this? The evolution was messy. Even rabbit bites and plants were not to be messed with. How can one survive all this? Evolve into a Purple Moon Warrior? What did this have to do with the Purple Moon?

What kind of map was this? The Safety Sector? The Floating Domain? The Darkness Port? The Storm Voyage? The True Capital?

The Horror Lullaby List? The resurrection of the Underground Tribe and the prospering Underground City? The Chaos Black Market that suffused the world? The Bloody Road?

More importantly, one could end up in a bloody slaughter when dreaming and enter the Dream Domain? Fine, this damned era!

- Description from Novelupdates

The story starts on earth, after some unknown circumstances, the world was suddenly invaded by monsters from other worlds. Many died and even more turned into zombies, starting what many would call 'The apocalypse Era'.

Rin, a normal teenage boy who lost all of his family members was on the verge of falling into despair when a goddess appeared and sent him to another world that was very similar to a game Rin played before the apocalypse.

Her goal from this was simple, trample on all the protagonists and become the strongest creature in that world for a chance to get back what he thought he lost forever.

Accompanied by a cold beauty, both of them embark on a new journey to become stronger, get back to their world and fix everything.

Kaiden Tian’s aspirations of basketball stardom take a heartbreaking turn when a car accident not only claims his mother’s life but also robs him of his ability to walk. Undiscouraged, he settles for a role as the waterboy of a top high school basketball team, determined to stay close to the game he loves. However, he meets an untimely death and finds himself inhabiting the body of Kai Guo, a notorious troublemaker blessed with an ideal physical form. [Welcome to the Rise to Legend System!] With this second chance at life, Kaiden sees an opportunity to rewrite his destiny and fulfill the dreams that were once shattered.