I Sell Insurance, Why Do People Come to Me to Buy Plug-Ins?

[Single female protagonist + superpowers + decisive killing + the end of the gods + micrograms + happy imagination] "Do you know why there are always a group of players who can save the day in the God Game?" The corners of Muze's mouth raised slightly. "Buy insurance and I'll tell you the answer." … Two hundred years ago, the gods came and the world became a playground for the gods. Only by constantly participating in the God Game can you gain a chance to survive and avoid being eliminated by the world. But as time went by, people gradually discovered that the top-ranked "high-level players" always did the same thing before they paid their bills - to buy insurance from Muze. "Do you want to buy insurance? Personal accident insurance, 10,000 times compensation, buy one get one free, sign and pledge, effective immediately." "Let's talk first, I don't have money, but - nothing will happen to you." A hundred years later, when new players came to Muze to buy insurance, something finally went wrong... "Hey, boss, here's some Invincible Hanging." "I sell insurance, but I really don't sell insurance."