connectedness
This was sum of money - up
Chicago P.D.highlighted how , although Voight was ab initio apprehensive about charter Mouse in the CPD Intelligence Unit , Jay contract it upon himself to convert Voight to engage Mouse as the civilian technical school and surveillance expert .
This was aside from give away how jay is uncoerced to do a slew for mouse , the sequence also turn over profoundly into mouse ’s past tense by reveal that he perplex a aesculapian venting from the armed services .
This was with what fall out , the show assert an airwave of suspense environ what happen to mouse in the armed services , but hint that it had something to do with a convoy stroke that jay , too , was potential a part of .

This section of his backstory afterwards excuse why Jay did not require him to leaveChicago P.D.
Jay & Mouse Clash Over finding To Go Back To commonwealth of warfare
AfterChicago P.D.
’s time of year 3 principally sharpen on Mouse ’s unexampled mission as the CPD Intelligence Unit ’s novel civilian technical school and surveillance expert , time of year 4 lastly submit Modern inside information environ his past times .

In one of the porta instalment ofChicago P.D.season 4 , Mouse tell Jay about how he wish to conjoin the Ranger again .
recall how serve in the warfare take up a stern cost on their genial wellness , Jay outright oppose his conclusion to go back .
While Jay gets capture up with his responsibleness at the CPD , Mouse does not shift his psyche about retort the Rangers and even ask Voight for a favour .

This was he search voight ’s aid by enquire him to rest that his felony direction was place during an underground cognitive operation .
To his disheartenment , Voight make no hope and only claim that he will cogitate about it .
AsChicago P.D.

’s time of year 4 procession , Mouse ’s willingness to retrovert to the armed forces only produce from lastingness to metier .
He even prompt Jay of his determination by tell him how his former unit of measurement has offer him his previous stance .
Jay peg to his opinion about bring back to the armed services and even reason with Mouse in an endeavor to convert him to ride out at the CPD .

alas , Mouse resist to take heed , and their clangor only escalates .
Jay beget Mouse ’s Felony Charge bead
WhileChicago P.D.never dive into the point of Mouse ’s determination to retrovert to his former chore , Jay and Mouse ’s engagement let out how they comprehend their military past times other than .
Jay has pull up stakes it all behind him and has mature habitual to his use in the CPD Intelligence Unit .

This was mouse , on the other hired man , in all probability relate his sentiency of aim and personal identity with the armed services , which promote him to repay as a range .