The World Peace and Safety Badge

Nobita wanted a pocket money for 6 months received now and didn't tell the reason, so dad and mom didn't give any. So, Nobita went to "The World Peace and Safety Association" with his only savings. After that, there are two goons and they want registration fee and dues for 6 months. After he showed all of his savings, they refused because not enough money and he doubtfully cancelled to join the club, they want Nobita to make sure about his decision and threatening him. Gian came and pay to join the club. Seeing that, Nobita asked them to join the club in installments every month.

When Doraemon asked everyone about what happened, everyone lied, included Nobita. So, Doraemon pulled out the confession gas. Then, he sprayed it to Nobita and he started to tell the truth. Because of scared, Doraemon pulled out the safety cover and explained it. He used it and went to a place. When Gian walked, dangers came to him.

After a while, Doraemon went to the vacant lot and there are his friends. Doraemon exposed them and they got scammed by buying an expensive useless badge. They didn't believe Doraemon, and Gian came said the true fact. So, all of them throw the badge and went to the place. Nobita wanted his savings to get back, but they refused and started a big fight. Until they went outside and got cornered. Because of that, they gave back all of their money.