 When MacLaren insists on staying at Cape Shark to help, his homesick wife Mary takes their son and leaves for the U.S. without him.Engineer Peter Leduq, a boastful ladies' man, makes a bet that he can thaw frigid co-worker Katie Dandridge with a kiss within six days, unaware she can hear him over the intercom.She rebuffs his initial efforts but allows him to kiss her while they are working an all-nighter to calculate the results of the rocket's explosion.