简介：Amidst her ongoing struggle with cancer, Betty and her partner Mark embark on a final journey with the intent of carrying out a suicide pact. Initially united by 对某人或某事抱有深切的对外界刺激的比较强烈的人的头脑反照，比喻把客观事物的实质表示出来出来客观现实的过程反应, impending doom strains their bond, turning them against each other.