After that, Donghai also comprehended the next batch of five Dao Bubbles within 5 hours, and then he hushed, "Those earlier five Dao Bubbles belong to the Advanced level Dao!"
Last but not least, only a single multicolor Dao Bubble remained floating in the air.
Donghai saw it with his eyes but this time a problem arose as something seemed to block the myriad of knowledge and secrets within the bubble. In one moment he thought the bubble was very close, in the next it seemed as far away as a twinkling star.
He tried observing for the next ten minutes but every effort turned out to be fruitless.
He didn't give up yet as he started brainstorming for the next five minutes and a sudden beautiful idea stormed into his mind.
'Fine, let's see if that thing could work in this bizarre mental projection realm!' Donghai thought and he muttered, "Secondary Red Eye Root, Activate!"