Dr.Rieux suffers over the loss of his dear friend.He records the many sufferings of the Oran citizens, and the many lives lost, hoping to teach a lesson to future generations.

• 李欧医生痛失亲密战友，于是将奥兰市的诸多痛苦，以及许多失去的宝贵的生命记录下来，希望能给未来一代一个启示。