A Quick Transmigration Chapter: Yikes! The Black Koi Is Here to Tie the Red Thread

[Quick transmigration, one-chapter arcs (longer worlds take 2–3 chapters) + heroine goes wild and takes down scumbags with petty tricks + no romance + occasionally returns the original host's body + daily updates guaranteed + plenty to binge, no need to wait]

Li Li is a black koi spirit raised in the Matchmaker's Court.

After secretly looking through the Book of Fated Relationships and breaking up 99 unhappy couples, she is grabbed by the back of the neck by the Matchmaker and tossed down to the mortal realm. “Don't come back until you've brought 99 ill-fated couples together!”

Li Li pouts and pulls out the CP-shipping System, Xiao Jiujiu. “Isn't it just a matter of tying the red strings? Then I'll make sure the people who belong together are bound for good!”