No, it's been 70 years.

 "Oh, come on!" I vented my anger. However, as soon as I shouted, I could see why. "Ughh." I didn't have any energy in my entire body. My soul power was blank and empty. 

- You are in the Grand Master rank.

- You have been down-ranked to Unranked due to the current power consumption.

As I turned my head, I found out that the Throne was gone. It continued to restore my energy and finally disappeared. Slightly confused, I asked, "Wasn't the Throne's speed of recovery faster than its speed of consumption?"

There was surplus remaining in the beginning, but the recovery rate gradually slowed down. It seemed like fatigue was built up, just like how the muscles of living creatures are.

"If you put it that way, doesn't that mean that it endured for a pretty long time since it has been 70 years?" I groaned, mustering strength to rise from my seat. Even though my soul power was basically an empty cup, given that the condition of my body was fine, I was quickly able to move after taking a short break. 

We've stopped raiding the stage for a while. 

"How long will it take for the Throne to recover?"

According to information obtained before entering the stage, it takes approximately three months to recover the Grand Master rank.

I was not the only one who carried the reputation of a Grand Master rank. In the Republic of Korea, I was the only one in the Grand Master rank with about 5 other Master Ranks. In terms of the world, the president of powerhouse nations, Popes, globally-loved stars, as well as many others were Grand Master rankers. 

"The Iron rank only takes 24 hours though. Well, then again, if the rank is high, there will obviously be a greater amount to recover. The food that is consumed will be much greater too," I grumbled and my...