Because there are no words “thrust” or “thwop” on the panel. Believe me, you only know it’s fast because of those words.
How about listening to the audio of it instead? In case you ask me, yes there is an audio comic of it and no It’s not free. The pace of ML’s movement is so intense and fast that you would throw your phone away along with your earphones. 손수호‘s voice is a top tier for top, I’m telling you this
Here: https://audiocomics.kr/audiodrama/view/525
And you also need to register your age in order to be able to buy and listen to 19+ content.
Check here for how to verify your age and which audio to buy in case you only want to buy the smut one: https://x.com/mistamemi/status/1440716447655755777?s=46

why do the smut scenes move at a glacial pace its like watching two grannys go at it LMFAO