Detailed recaps and fan discussions for this episode can be found on platforms like TV Tropes and IMDb.
: The 126 responds to a bizarre and dangerous emergency involving a donor organ transport that goes awry when the courier's car is impounded with the heart still inside. Key Characters [S3E12] Negative Space
The episode follows several intersecting storylines involving personal grief and professional duty: Detailed recaps and fan discussions for this episode
: Struggling with the void left by her husband, Charles. [S3E12] Negative Space
: Dealing with the fallout of his past and the mysterious packages.