It happpens in every relationship: every once in a while, your significant other will ask you to prove your loyalty to him/her.

One Indonesian man, however, decided to go the extra mile to appease his girlfriend.

Fighting fire with nails

After being accused of fetching other girls on his scooter behind her back, Facebook user Khoirul Anam decided to modify his motorcycle by hammering nails into the pillon seat.

Just like this:

Some DIY work.
Yup, no one is going to be sitting here.
Khoirul took to his social media page to show off his 'girl deterrent' handiwork, and his photos have since gone viral, having been shared more than 28,000 times.

"You always accuse me of pillion-ing other girls. If my motorbike is not modified like this, you still want to accuse me again. I’m a loyal guy," Khoirul wrote.

Sorry, this seat is taken.
While this is definitely one way to stop Khoirul from picking up other girls using his scooter, it also meant that Khoirul will also have to stop picking his girlfriend up.

And judging by the follow up pictures, his girlfriend wasn't impressed one bit:

Not impressed at all.
If looks could kill...
Guess this will work.
Well, at least with the nails, Khoirul doesn't need to worry about picking up unwanted passengers from the other world: