I did a fast check so i may missed something and later on the day i wil post the picks.
There are treatments in the following episodes.
Ep 3, Ep 5, Ep 7, Ep 8, Ep 9,Ep 10, Ep11 and Ep 13.
Ep 7 may turns out to be CID or GID full treatment(i only fast checkt it and some of the looks like guys)
EDIT:
Here are the picks.
Ep 2, 1 of the girls get handgagged

Ep 3, the cat get her hands cuffed behind her back

Ep 7, 2 of the heroes tie and gag a couple of people(1 of them is a girl)
also double trouble get tied up(he/she has no gender)


Ep 8, 1 of the princesses get trapped in ice

Ep 9, a couple of the girls + 1 of the former bad guy get tied up by vines

Ep 10, 2 of the brainwashed princesses get tied up
2 of the normal princesses get tied up(1 get her hand tied in front)
and 1 of the brainwashed princes get tied by a net.





Ep 11, the group get tied by shadows and at the end 3 of the bad guys(2 of them are woman) get tied up by light magic





Ep 12, 1 of the princesses get taken hostage

Ep 13, 1 of the princesses get captured by shadow and the hostage princess is still taken hostage


