In the summer of 2018, the fire at the teacher appreciation banquet split into two parallel worlds. In the world where his younger brother Liu Jiayan survived, he went to Yueluan, a coastal city in the south. In the process of tracing his biological father's past, he accidentally got involved in the "godfather" dispute; in the world where his older brother Zhang Yixing survived, he entered the anti-drug major of the Tianchengling Investigation Department as he wished. There are hidden reasons for the sacrifice of his biological mother and the death of his younger brother...
"You are my suicide note to the world."
Intent: Two-way redemption between two brothers