Three days before the end of the world, Lin Yi was accidentally bound to the Our Lady's Redemption System and was forced to use love to convert evil people. He went against the grain and used the power of the police to resolve the bomb crisis, and became acquainted with the special service captain Chen Gang. The two teamed up to fix bugs in the system, convert punishment into energy, exchange mission rewards for black technology, build shelters, super soldier troops, and the aerospace mothership Kunlun. While fighting against the zombie wave, they counterattacked the conspiracy of foreign enemies, and finally protected mankind with their absolute strength, subverting the original intention of the System Mother to save the world.