Signing In to the Longevity Realm: I Kept a Low Profile and Accidentally Became Invincible

[No female lead + Overpowered protagonist + Cautious, cautious, cautious, cautious, cautious, cautious, cautious, cautious]

After transmigrating to the Realm of Immortality, I obtain the Invincible Cautious Cultivator System. As long as I keep my head down for a year, I can add points to my attributes, so I retreat to the mountains and begin cultivating the cautious way.

After ten thousand years, I outlast the demons.

After a hundred thousand years, I outlast the immortals.

After a million years, I outlast the gods.

Then the path to ascension is cut off, but I choose without hesitation to keep lying low, until a group of cultivators opens my coffin...