Clusters 3

'Damn it,' he muttered under his breath, frustration clear in his voice as he saw all his hard work go to waste just like that. 

But that wasn't his main concern right now.

His current energy capacity was clearly lacking, and he needed to find a way to bridge the gap.

The problem was that the math wasn't adding up.

No matter how much he calculated, there was no way he could fill the final orb for several reasons. 

First, his energy could not regenerate while he used it, forcing him to rely on his current capacity.

Second, stopping the energy flow would destabilize the delicate balance of the entire process.

'Think, think,' he began, pondering deeply. He was a genius, so he should leverage his ability to think outside the box.