>The Downloadable version of the game is strongly recommended, as the browser one is really buggy and unreliable.<

Here's a guide for those, who are stuck in the game / don't know how to continue.  (((SPOILERS AHEAD)))

#1 ENDING

First you must eat the piece of bread < (on the kitchen counter),  in order to open the front door. 

Then you must head to the basement, the basement door has a lock you must open, you can find the key to open the lock inside the hut located next to the basement.

After you've gone to the basement, you must talk to the painting. The first quest is tricky, you must bring a ring inside a small portrait located in your bedroom next to your bed. Pick the portrait up and drop it > pick up the ring and bring it to the basement.

After you've eaten, you must go back in your bedroom to sleep.

After your nightmare, you have to go back to the basement in order to get the next quest. You must sacrifice 3 souls (3 bunnies), you must use the axe < (on the wooden log outside), to kill bunnies on the hill. Collect 3 bunnies to the basement and go back to sleep.

After your 3rd nightmare, you go back to the basement to get your final task. You have to bring a flower, which you can find outside. After bringing the flower to the basement, you have to pick up the instrument next to your front door. Go to the basement and play it to get the first ending.