R-18 means a little bit of sexual activities.
*r-18 not too much intimate activity.
**R-18 means heavy sex.
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However, before he could fully savor his moment, the door to his room was knocked, which irritated him a bit. But when he spread out his senses and saw it was Xiaoyao, he opened his door.
She was wearing a sheer fabric that clung tightly to her body, teasingly revealing the bold black lingerie underneath. The daring lace edges accentuated her curves, leaving little to the imagination.
"Did you came here for something?" Yan shung said with a smirk, fully understanding her intention in coming here wearing such slutty dress but still asked, wanting to tease.
"I-i-i... I'm here t-to satisfy...satisfy y-you, m-master." She said, her cheeks reddening while her tongue stuttering with embarrassment as she looked away.