Through the long copper tube, the sound was not loud.
The heavy diving suit greatly limited Ree Shil's movements, and he could only let himself sink rapidly in the sea.
The lamp on the helmet provided some visibility.
He struggled to turn his head and saw various sizes of fish swimming around.
After an unknown amount of time, a few lines of text popped up in front of him.
[The silence is getting heavier, and your mental pressure is increasing]
"Nonsense, I'm not feeling any pressure."
Ree Shil had completed a similar mission in a previous [event], so he was familiar with the process.
In fact, he didn't need to do anything special; he only needed to make choices according to the popped-up panel to complete the mission.
Depending on the choices made, the mission process might also vary.
Sometimes there might be a bad ending, and he would need to acquire a penalty spell card or something.