Showing Off, Getting Face-Slapped [Quick Transmigration]

The Manual for Showing Off: -- 1. To show off properly, bring your own protagonist-of-destiny buff. -- 2. As someone who likes to show off, be prepared to get face-slapped. Li Xier understood the first rule, after all, it was a manual for showing off. But what the hell was the second rule!!! He suddenly had a bad feeling = = Many years later... Li Xier: What the hell, this is supposed to be a manual for showing off!!!!! Why do I keep getting face-slapped!!!! Manual! Give me a reasonable explanation!!! Manual: ╮(╯▽╰)╭ Your IQ's not up to scratch. How's that my fault?