Three Wives, One Husband (2017)

S2E11 Trapped

Danny and Stella devise creative strategies to handle a crime scene while Danny is stuck in a panic room with the victim, the sole person who had the security code. As a locksmith attempts to breach the titanium doors, the CSIs scramble to collect evidence before the victim deteriorates and Danny's air supply depletes. Simultaneously, Mac, Dr. Hawkes, and Lindsay look into the murder of an exotic dancer discovered lifeless under a klieg light.