i think your people just get him to life first giving him more company and boosting his confidence level. this may be due to lack of confidence level
get the mother to get him a psychologist, i can imagine that that would come up again and hit him hard, on top of the regular hardships of life that might be just one too many to bear,
The incident at age six and his current problems may not be related. What is his mother's thinking on the subject?