I have become a time condensator, and time is just a plaything at my fingertips. I thought I could save my sister with this skill, but during the mission, I discovered that the target person was actually the dying illegitimate son of the person in power. The mercenary leader handed the knife to my hand: "Kill him, and we can extract the three hundred years from his body, which is enough for your sister to live." When I swung the knife to cut off the target's lifeline, I found that the blood countdown appeared on my pocket watch again. This time, what it revealed was the last 71 hours, 59 minutes and 59 seconds of my sister's life——