The sound wasn't at the door. It was on the desk, right next to his hand.
But in context, this is a famous and meme originating from the Attack on Titan (Shingeki no Kyojin) opening theme “Guren no Yumiya” (紅蓮の弓矢) by Linked Horizon.
The humor comes from the stark contrast between: The sound wasn't at the door
So, a rough translation could be: "You said to attach the rubber, right?" or something similar, depending on the context.
Kenji leaned in, amazed. The drawing looked better than anything he had ever done. The eyes finally held the emotion he wanted. The humor comes from the stark contrast between:
This weird text is actually a great lesson:
"If you attach rubber to... I told you, it's in my..." The eyes finally held the emotion he wanted
However, if you dislike crude humor, dialogue‑driven adult scenes, or unrealistic body proportions, you may want to skip it.
The inclusion of the Arabic word (Anime) within the keyword string highlights a common search trend in Middle Eastern and North African (MENA) anime communities.