With Kami's consent, he led He-El to the door of the Hyperbolic Time Chamber and reminded him, "You can only enter for two days. Two days outside equals two years inside. The Hyperbolic Time Chamber places immense mental and physical pressure on those within. If you cannot endure it, come out immediately."
Kami leaned on his wooden staff as his aged body gave the reminder.
Though the Hyperbolic Time Chamber seemed immensely convenient, granting two years inside for just two days outside and giving one much more time to train.
The time inside did not come from nothing. When two years passed inside, the body of whoever was within also aged by two years.
Strictly speaking, unless someone was in a particular hurry, Kami still did not recommend training in the Hyperbolic Time Chamber.
"I understand. I'll go in first. Wait for me to come out in two days." He-El smiled faintly and walked into the Hyperbolic Time Chamber.
Kami remained expressionless, watching He-El's back intently as he entered the Hyperbolic Time Chamber. Only after confirming that He-El had fully entered did he leave a while later, returning to his room and contacting his superior, King Kai of Kais Planet.
"Lord King Kai, this is what happened..." Kami recounted everything He-El had told him, without leaving out a single detail.
On Kais Planet, the plump King Kai was shaken awake by his pet monkey Bubbles. Still groggy from sleep, he listened to Kami's report.
"Is that so? Are you sure it isn't just his side of the story?" King Kai yawned, then immediately woke himself up and scratched his head. He had wanted to crack a joke, but this seemed like a rather serious matter, so he asked in confusion.
It concerned the survival of the entire universe. It did