After Skynet had an independent consciousness, it carried out a bloody massacre of the humans who created it. In the years that followed , John Connorled his comrades and Skynet’s robot army in a protracted war.
After a crucial battle, Skynet sent the Terminator to Los Angeles in 1984 in an attempt to kill John's mother Sarah. And John sent his closest comrade-in-arms-at the same time his biological father Kyle Reesto the past.
As soon as Kyle arrived in Los Angeles, he was attacked by the liquid metal terminator T-1000. At the same time, "Papa"teamed up with Sarah to kill the Terminator T-800.
It seems that things in the past have quietly changed. Kyle got inspiration from the experience of time travel, and traveled with Sarah to 2017, trying to prevent the birth of Skynet.
