I want to believe.

Not necessarily. They could have done some activity together that affected their balls. Or if they hung around together they could have been exposed to the same chemical or something. If it's a spiritual connection, it's probably that the two males are connected overall, not just their balls, but as a couple they just happened to develop some issue in that part of the body. Or, it could have just been a coincidence. To determine that it would be relevant how far apart in time the pains were. It would also be relevant if the causes of the pains were the same or different if they got diagnosed by a doctor.