Unlimited Shopping in the Apocalypse

[No saintly heroine + strong female lead + pet-raising + travel. She shows no mercy to anyone who threatens her interests.]

Three years after her grandmother passed away, Jin Xi inherited a jade ring from her. Who knew it would prove so useful in the apocalypse?

“I’m hungry.” System: “No problem~ A deluxe meal will be ready in minutes.”

“The zombies are about to bite me!” System: “No problem~ I’ll wipe them out in seconds.”

“I’m out of points.” System: “Don’t you have hands? Go earn some!”

“Why don’t you just wipe out all the zombies yourself?” System: “Obviously, why else would I have picked you as my Host?”