In a quiet town, a couple named Kevin and Amy live. They live an ordinary and happy life until one day a shocking incident occurs.
Kevin is a good lawyer, while Amy is a kind-hearted **. Their family seems perfect, until one day, Amy is killed by a group of strangers on her way home, and Kevin can't do anything but watch what happens in front of his eyes.
Traumatized, Amy has become reticent and virtually isolated. Kevin, on the other hand, feels guilty and angry, and he tries to find a way to get revenge.
Late one night, he decided to leash his family's dog to himself and wander around like a wounded beast, trying to find those who had hurt them.
However, Kevin soon discovers that revenge does not bring peace of mind. He began to reflect on his actions and think about how they could get out of this nightmare. In the process, Kevin gradually realizes that there is more important things to face besides revenge.
Eventually, Kevin and Amy come out of the gloom together, and they learn to face the pain of the past calmly, accept and ** their own inner wounds.