You will get the result of pending karma of 12 house because transit jupiter is metting the natal chart jupiter. Which help to open up the pending karma from the transit at the time of transit degree is close to natal chart degree of jupiter And in other case Logic In gemini ascedent Jupiter got 2 houses i.e. 7th house and 10th house in this ascendent And Jupiter get 3 aspects , 5th aspect on 4th house(house of homeland and mother, 7th aspect on 6th house (house of sick, debts and enemy) and 9th aspect on 8th house (house of transformation, research) in your case. I things there is some transformation after your transit jupiter is getting close to your natal jupiter. But whole chart should be analysis The current planet dasas and its impact is essential in vedic astrology.