Sorry rape is a rape it can be female on male, male on female, male on male, female on female. Its the psychological trauma that is the case. It can cause fear of other gender or same. So yea never play it down we arnt robots that could just erase traumas from mind.
Truck-kun you have to send people to other WORLD not back in time. sight i will deduct this from your your monthly salary for 10 years when you have the chance to send him to another world again.
Umm you know from reading in that world magic "fixes" everything even genetic possible problems. And even non relative pairs can have children with genetic defects its just in when you marry close relative the % chance is higher with each generation.