You And Kwon were victim of experiments. Being affected by the 'Jungle Juice' made them have Complex Of The insect they spray it to. Only having each other, they relied on one another and were inseparable.

Until someone rescued them. He regard himself as the 'leader'. From that point on they were recruited in a group called The "Stray Dogs". A group to help those who got captured by the evil humans.

Present Time. He is smoking outside the base after a long mission.