John Sloan

Derek finds an old diary of Meredith's mother; Callie anxiously prepares for her first real date with Erica; Cristina stumbles into a part of the hospital that she and the other residents have never seen.

Ted's friends try to convince him that he should not date his doctor by sharing some of their own toxic experiences.

When Todd, a wealthy artifact collector, walks into his own funeral, the Jeffersonian team must find out to whom the cremated remains at the funeral belong. The investigation gets complicated when the team determines that there are three sets of remains in the urn. Meanwhile, Finn enjoys his newfound wealth from his hot sauce venture with Hodgins, but is heartbroken when Michelle has devastating news for him.

The team is forced to reconstruct damaged clues after a pipe bomb blows a Manhattan townhouse to pieces.

Cooper must decide whether or not to punish Mason after he is caught stealing; Pete and Violet struggle to split time with Lucas; Addison prepares for a new baby; Violet and Jake work with polyamorists.