This is a story about rebirth, redemption and belated love.
She returned with the injuries from her previous life and just wanted to stay out of it; he didn't know the cause and effect of his previous life, but he was getting closer and closer in this life.
When the truth was revealed layer by layer, when she saw with her own eyes the difference between "him in the previous life" and "him in this life" -
Her heart, which had been hidden under the ice for a long time and had refused to move again, began to crack, quietly.