Monica Garcia

Cristina has little sympathy for prison inmate Constance, who jeopardises her own health; the interns keep a close eye on a family of premature quintuplets; Izzie learns a painful lesson.

Sheldon's fear of germs leads him to detention when flu season hits Medford, and he goes to extremes to stay healthy.

Lynette tries to talk her mother out of marrying an obnoxious man; Bree runs into Keith's ex-girlfriend and makes a shocking discovery about his past; Carlos starts to worry about Gaby's obsession.

In the hope of persuading a convict to turn on her boyfriend, who is the leader of a high-end car theft ring, Lisbon goes undercover as an inmate.

When a robbery-homicide leaves three restaurant employees dead, a cold case that occurred in the same town six years earlier could yield a lead.

The other interns find out about Elliot and Keith's relationship. Dr Cox tries to treat a difficult patient.