Upon scrutiny, and going back to a few days where the accident occurred, it was not logical or possible for him to stay until now.
The technology the girls built was unique, unrefined, and limited,beyond expectation.
The bullets that were used that day were not ordinary.
This type of sponge bullet is considered to be a kind of fine metal that is similar to regular bullet in terms of outward appearance, smaller and thinner in comparison.
However, the internal composition was different, as it included different and combined types of sciences that are outside the scope of the limited mind or human perception at the present time, because it is a secret science subject to another level of pure or ordinary intelligence.