The most regrettable thing for Haruka Nozawa is watching his former friends die one by one, but being unable to do anything about it or even not knowing why.
The emergence of the system gave her the ability to understand the truth and return to the past.
She wanted to save her comrades.
The heroine is reborn, not through time travel, and will have a golden finger Ke Xue. Most are privately owned. I still can't write anything too serious, so I'll just keep it funny + serious hehe
Purpose: Save your most important friend