orz seriously, that is NOT a question that should be directed at us. as it is, if nutaku followed the dmm timeline, we would've already gotten subjugation events. we are a community of players, not a community of nutaku developers/staff. we will NOT know when we get the stuff we should've gotten, and that includes subjugation events.
Gina's skill basically increases her attack speed. it means reduces the delay between attacks, but translations >_> although the japanese liked to play with words as well. they called it 'waiting time after attacks is shortened.'