When looking for a way to survive, the replicants are angry and scared, they find the "father", and at the same time they find the door to despair. When told that life could not go on, Roy crushed his "father" in rage and grief. Then there is despair, the despair that is like an ice cave like an abyss, drowns out the anger, so that he does not want to kill Deka to take revenge on mankind, but let him feel the fear and the despair of surviving in the hands of death, which is more like It is a helpless and sad talk of a dying person.
I still say that, only when we truly understand the pain and misfortune of others can we have a natural and sincere concern.
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