Alchemy Genius?

Ye Qing Lei realized that if she allowed Ye Ming to continue to stall, his gibberish blabbering nonsense would delay her intention. 

Thus, she ultimately decided to vanish from the space and force Ye Ming to make his decision.

To come out faster or stall till he gives up. Either way, time was suspended in this space, so she wouldn't be worried about him losing valuable time.

Meanwhile, Ye Ming still held onto a glimmer of hope that his Mother was present and released him. 

Unfortunately, after 5 minutes, there was still zero sound. Without any entertainment activity, these 5 minutes were like hell—the same type you see in school when the bell should have rang in less than 3 minutes but time seemed to have paused. 

'Ugh, the talk no jutsu failed.' He sighed softly. Talk no jutsu was just a slang term made by people about talking their way to victory.