We Have Become girls(Cross gender)

This is the story of 4 members ( from which 2 are boys and 2 are girls) who are professional detectives. They got involved in an most mysterious case and when they got the main clue they accidentally travelled to parallel world. But when they travel to parallel world , there gender interchanges , boys turn into girls and girls turn into boys. They have travel to school children's bodies as they were 16 years old. But they don't know that because of this case only they travel to that world. But they got too many problems when they got travel into each other's bodies . Now boys were happy to go in girls body but girls were not , they get an whole new chance to enjoy their childhood and hence they end up loving each other's. Authors thought:. Guys the first 1-12 chapters are kind of their old world means the world where they were detectives so don't be bore I will try really soon to send them to parallel world.