Your name is Jack. You awake in the mist beneath the roots of the Yggdrasil tree of Norse mythology. You have no idea what you are supposed to do, so you have no choice but to climb the tree. Just like the Jack of beanstalk fame, you find a giant at the top. Perhaps he can help you.
Notes
This was an entry in the Penultimate not numbered New Year’s Speed IF. The references to Yggdrasil and Ragnarok imply inspiration from Norse mythology, but the four kernels are a mystery.