Makes her have two personalities: her old one a mask, and her new one her new real one.

"When Glynda Goodwitch makes Ria cum, she will become Jaune Arc's adoring sex slave, every bit as much as Yang Xiao Long when her slave trigger is active. She will love to serve him in any way he needs or wants, happy to receive even the most basic or degrading order from him. Her old personality will remain, but simply become a figurative mask that she will put on when Jaune says, "Mask on," and take off when Jaune says "Mask off,"" he wrote into the Note, before closing it.

He then turned back to Ria, and asked, "Wait... Death Notes?"

"Yeah," she cooed as she worked on getting off in Glynda's tongue. "They kill whoever's name is written in them, with heart attacks if the circumstances are not clarified. There's a pretty interesting story I know of about some guy getting a god complex after finding one, and killing off all the world's criminals..."

"Yeesh, who'd want something like that?" Jaune grumbled, making Blake glance away. She could think of someone who'd love to get his hands on such a thing...

"At least you can't kill someone with a Sex Note right?" Velvet asked.

"Not on purpose," Ria moaned. "You can cause something by happenstance of course. Take Glynda here. If I intended to leave her here until she starved to death or something, it either would not have taken effect, or the effects would have stopped if I had decided to leave her at some point after writing it... But if I legit forgot about her..."

"...damn," Jaune paled at those implications. "And... That time with me getting Weiss to ditch Ruby by mistake..."

"Yep," Ria said. "You could have gotten Ruby killed had she lacked the skills to get herself out of that situation. You lucked out."

"Big time," he agreed as he watched Ria cum from Glynda's work. Goodwitch then blinked, seeming to come to, and staring at where Ria was in confusion. Then she turned towards Jaune...