Magda and Jinny's investigation into the death of a college student exposes the rampant homophobia in the victim's fraternity. The case touches a nerve with Jinny, whose own brother's coming-out unleashes a fury of prejudice in her family. CD and Angela look into a case of alleged elder abuse and a shocking development causes them to question their earlier decisions. Angela learns of CD's marital woes. Kate and her younger boyfriend fight about the state of their relationship, which she wishes to keep secret.

Kate suspends Jinny after she shows up to make an arrest drunk and disheveled. Magda, secretly organizes an intervention in the hopes that Jinny will confront her addiction and go to rehab.

Jenny is back from rehab.

Jinny makes a split-second decision that could cost her her job. Ben blames Magda for Gabe's moving out and his rebellious behavoir escalades until the unthinkable happens. C.D. and Nate investigate the death of a high school student whose parents saw a very different side of him than his peers.

Jinny & Magda look into the involvement of a judge in a woman's murder. Kate meets men through dating service at a restaurant where a handsome man is working.

Jinny learns of and meets her half sister for the first time. Magda and Gabe may have to donate bone marrow to save Ben's life. Ben wonders if he will die of Leukemia. Jinny is mad at her dad because of his other daughter. Kate's boss finds his name on a list.

Jinny's Dad is hospitalized which brings the family together. Magda and Gabe are desperate to find a bone marrow donor for Ben as he is not responding to the treatments. Kate gets an offer from Louis that is too hard to pass up, and C.D. and Nate close in on the white supremacist killer terrorizing San Francisco.

A mom shoots a child molster and kate is almost shot. sparks begin To fly between Jack and Jinny.

A wealthy woman thinks her husband could be stalking her,one problem the husband is dead.

Jinny learns her brother a cop died. Also CD & Nate look into the case of a psychiatrist who may have raped a patient with MPD (Multiple Personality Disorder) The psychiatrist says ""Liz"" is highly charged but says he didn't rape Christine.

CD & Nate ask about Jinny who misses her brother. Jinny tells Jack her brother's locker will be cleaned out. Jack thinks Jinny is on drugs. Magda wonders if the relationship with Jonah should continue. Magda realizes her affair with Jonah is going to far.

The funeral of John Exstead Jr. leaves Jinny in a blanket of memories.

Jinny vows to avenge her brother's murder. Kate pays a visit to The Division and has mixed feelings about a new boss taking over. CD tells Nate her fears of almost losing him after he nearly got shot. CD & Nate go to a bar to meet a suspect but end up in a shootout. Raina thinks about dating Johnny. Magda ends her affair with Jonah. Jinny into Ray the man who killed her brother. Kate thinks about leaving her job until she finds out that the new boss is planning to fire Jinny. In a season-ending cliffhanger, one of The Division is shot.

Raina tries to why D.J. a baseball player is accused of Rape, but Raina is almost taken off the case because Johnny (Raina's Boyfriend is a friend of the baseball player. Magda gets a surprise from Gabe a divorce. Now they must figure out to tell Ben.

The daughter of a wealthy family is investigated by police who want to understand how members of the Hayes died in the car bomb and who exactly had motive to do it.

Florence Hayes filed papers about a month ago that listed three of Florence's a daughter's joined into split the will worth 80 million dollars. Magda also discovered that Jack was taken out of the will because he may have been involved with the plotting to set off the pipe bomb.

The inspectors try to figure out why a high school student was shot. The principal of her school doesn't believe that it is a serious problem. Later, a car is set on fire in the school parking lot. Jinny talks with Hank about having their wedding held at her father's home and trys to convince him to let Casey and his partner get married there as well. The detectives discover a cryptic website with horrific threats that will keep you in suspense until part two of this two parter.

Kate, Raina, Nate, Magda, and Jinny must find a way to get Stacy, the principal, and 10 students out of the school safe and sound when they're held hostage by armed terrorists. The team meanwhile must figure out who these people are and why they're doing this. Also, Jinny and Hank get married.