From the Start, I Caught a Ruthless Empress, and She Begged Me Not to Reel Her In

Li Mo obtained the Myriad Worlds Fishing System and thought he'd be reeling in divine martial arts manuals.

Then one day, the fishing line jerked violently, and he hauled up a cold, aloof female emperor.

The female emperor looked down on all living beings. “Mortal, did you summon me?”

Li Mo silently produced an IOU. “Your father put you up as collateral to work off his debt. Either pay up, or...”

The next day, the whole school stared in shock as the female emperor served him lunch in the cafeteria.