慢慢捻磨 抽出又进入

Well, let's call it attracting demons and exorcising them. Anyway, until the immortal demon tries to trick Hong Yu in the end, he will definitely discover the secret inside the immortal crystal. We can imagine when he found out that he had taken great pains to obtain the Immortal Crystal. Found it to be a piece of useless stuff. That rich expression is funny just thinking about it....