Hidden Aura Gu

Young Spectral Soul Demon Venerable says he has refined Hidden Aura Gu that day and means to hide in his grandfather’s study to shock him. ^{ch. 1013}

Use plan

He sneaks into the study, then changes course. As a rank one Gu Master facing a rank four grandfather, he judges it is very easy for his grandfather to find him, so he opens a secret door and hides in the tunnel behind it instead. ^{ch. 1013}