Mysterious Forest Portal

There is a forest next to your village and there are rumors about some mysterious portals in the forest. People who went inside the forest never returned from there and that has made you more curious then everyone else. It is not surprising because you are a researcher and you have decided to enter the forest to unravel the mysterious therein. So your adventure begins. As you go deeper into the forest you find portals that must be activated and you find creatures and situations that put up conditions before you. These portals must be activated and all the conditions must be met in order to complete the adventure successfully.