Fairy Tail: Vector Manipulation

"Hey! There's a gate beneath that waterfall over there." Nami pointed in a direction with her binoculars. Chen Fan steered the ship that way, and they soon arrived before the gate.

Four large characters were written above it: Heaven's Gate. Well, that was really unlucky.

"Ah! Someone's coming out over there!" Nami said.

They looked over and saw an old woman repeatedly taking pictures of them with a camera in her hands. She was the inspector of Heaven's Gate, responsible for monitoring those entering and leaving it. "Are you here to sightsee, or to fight?"

"We're here to fight," Chen Fan replied.

Bang...! Nami immediately slammed Chen Fan onto the deck. Smiling at the old woman, she said, "We're here to sightsee!" Then she lowered her head and glared fiercely at Chen Fan. "Are you some kind of violence addict? Fighting all day long. Didn't you just finish fighting not long ago? Are your hands already itching again? Just wait until tonight—I'll teach you a proper lesson."

Hearing that Nami planned to properly teach him a lesson tonight, Chen Fan couldn't have wished for more. Come on, then. I'll let Nami see the results of my training with the Empress's three sisters. I'll make her beg for mercy until she passes out.

"Well... it doesn't matter which it is. If you want to go to the upper level, please pay the entry fee. One billion Argus Coins per person!" The old woman was briefly stunned when she heard Chen Fan say they were here to fight, but she quickly recovered.

"Um... excuse me... what if we don't have any money...?"

"You can still go in," the old woman said bluntly.

"Really?!"

"But... if you don't want to go in, that's fine too," the old woman added, leaving them confused. They