Concerned over Tranns' welfare, Lucien speaks with Ariadne.  He confides to her that he's fallen in love with Tranns.  Ariadne supposes that Aden's dislike of Lucien may be the cause of stress in Tranns.  Meanwhile, Rashia and Aeq have a conversation on the roof that ends with Aeq mysteriously falling off.  Despite the fact that Valero is off on R and R with Amorette, Aeq is patched up quickly.  He confesses to Ariadne that he's in love with Rashia.

 

Without consulting Aden, Sito takes in the wounded Cecilia.  Although everyone seems antagonistic toward Cecilia, Sito defends her, the two of them getting closer.  Casey begins to suspect something is wrong, but she is suddenly distracted when both Shawn and Jonas go into overdrive, trying to woo her.

 

Ariadne suddenly becomes violently ill.  She quickly realizes that she has prematurely begun the Andorian condition of elogium, the beginning of the annual mating sequence.  Although Aden warns Philip to keep his distance, Philip touches Ariadne's hands.  Instantly, a flash of light knocks them both out.  When they awaken, Ariadne has returned to normal and Philip has mysteriously acquired her heightened senses and auspex.

 

Casey begins to discover a pattern in all of the events.  They are all related to passion.  She begins to scan the House, searching for a possible cause of the hormone booster.  When she scans Adriana, she discovers a strong pheromone imbalance.  Adriana is emitting pheromones which are affecting the rest of the Phoenix Fighters.  Casey mixes a chemical drink to suppress the pheromones, but while checking the results, she discovers the cause of Adriana's imbalance.  Adriana is pregnant by Felsen.