Binding System: Pick up a Black Devil and Become His Apprentice

[Completed, feel free to dive in] [Two male protagonists + master and apprentice + straight bending] 1v1 happy sweet article he [White Cut Black Yin Shi Green Tea Gong] Gong only accepts one person. He looks cool on the outside, but he is actually a love brain. Yunbei As we all know, being a master is one of the most dangerous professions after time travel, but Lu Jiushan didn't know that! Before traveling through time, Lu Jiushan was working hard to make money. However, when he accidentally bound the system to travel through the realm of cultivation, Lu Jiushan was still working hard to make money. As for accepting disciples, it was all for the sake of making money, and in the end it went in an unspeakable direction. Lu Jiushan said, "I have never taught him this in the conscience of heaven and earth!" ! In short, if you don't have a favorite in the first year, how can you be crazy in the next year! Fake Immortal Master × Real Demon King, a pair of master and apprentice are struggling in the world of cultivation, but the two of them together cannot come up with a righteous background. The immortal master asked the Demon Lord: If there is a difficulty in the world of cultivation and we need to step forward, what will you do? Demon Lord replied: I listen to Master. The immortal master asked the Demon Lord again: If the sect is besieged by the demons and is trapped in danger, what should we do? The Demon Lord replied again: I listen to Master. The immortal master releases the ultimate move: If you know that all this is the devil We are going to kill him if he makes trouble. Do you dare to join Master? The demon lord drew his sword on his neck and replied: "It's as sweet as sugar." The immortal master angrily grabbed the sword and threw it to the ground: "Stop pretending to be a good disciple, you are a demon king. Fortunately, I am not a serious immortal master." For those who are on the right path and those who are on the wrong path, let them cultivate their own way while we go home and have dinner. The Demon Lord smiled and replied: Okay, I will listen to Master.