Disaster strikes at the heart of Thermoman's domestic bliss when his long-lost fiancée, Xil, arrives from Ultron. Janet is horrified to learn that George is bound by Ultron law to marry Xil, but she is determined not to lose her man. George's cunning plans to dissuade Xil don't work, neither do Janet's woman-to-woman powers of persuasion. All seems lost, until Janet makes a discovery...