Whakaotihia te rerenga e whai ake nei: Ko Sam Callaghan te kaiwhakaari matua he Ahitereiria e noho ana i Singapore. I a ia e tamariki ana, i herea ia ki te whare herehere o Changi e nga Hapanihi e noho ana, a, i muri mai, ka uru atu ia ki te ope taua, e mahi ana
i Malaya. Kei te whakahaerehia e ia he umanga kawemai / kaweake me tana hoa a Kang. Ka whakaae a Sam ki te awhina i te hoa noho a Patricia Cheng i tana tari tirotiro i muri i te matenga o tana tahu i a ia e mahi ana i tetahi keehi.