穿越微微一笑很倾城系统

During the cold war, five prisoners are promised their freedom if they take part in an experiment in which they must stay awake for thirty days.。女主是许家养女，寄人篱下，想要摆脱许家，而男主正需要门当户对的联姻对象，于是两人签订契约结婚。三年后，契约到期，三年间两人早已互生情愫，却谁都不开口。离婚后，男主一直关注和帮助女主，感情不断加深。。