28 Chapter 28

His heart began beating faster and faster. Because, the size of the box was rather familiar to him. His hands ripping open the box became far more urgent.

'As I thought!'

Jin-Woo's eyes grew wider. There was a golden key inside the box.

Indeed, it was the key to an instant dungeon, the one he'd been anxiously waiting for.

The information on the key appeared soon afterwards.

Tti-ring!

[Item: Key of the Demon's Castle]

Rarity: S

Category: Key

A key that will let you enter the 'Dungeon: Demon's Castle'. Can be used at the Daesung Tower located in Songpa-gu, Seoul.

"It's an S?"

Jin-Woo raised his voice in surprise.

Of course, there was no guarantee that the rarity ranking had any bearings on the difficulty of the dungeon. But, he couldn't think of it any other way.

The rarity 'E' key opened a dungeon that was on par with a Gate ranked E, after all.

What would he do if the difficulty of the instant dungeon turned out to be 'S', then?