> Okay so this is my inventory:
>
> sack
> carrot
> rope
> hook
> branch
> silver key
> gold key
> sword (I've retrieved it for the second time)
> shovel
> scroll
>
> hammer
> nails
> bow
> arrow
> fishing pole
> club
> ticket
> winter coat
> pass ring
> float ring
> sunstone
>
>
> Alright, obviously I've been through the castle in the garden, exhausted every option, got out of the castle, and now I'm trying to get into the castle near the volcano. I've tried EVERY option at least three times, and it's gotten me nowhere.
>
> Is there anything else more i need to do before i try to get into the volcano castle? Do I need to do something with the dog or even the winter coat? ( I have no idea what that thing's for...)
> Do i need to go back to the forest or anywhere else in case i missed something?
>
> Advice greatly appreciated :)

As far as I can tell you have everything you need to get into the volcano. Find out what the float ring is for. (click on it in your inventory and it will tell you what it is used for) Hey just jump in and get the job done.