I got an email that attached a bank draft in it.it come from Chase Chartered Bank PLC at St.Peter Port,Guernse?

Chase Chartered Bank PLC at St.Peter Port,Guernsey Channel Island,Gy 1 6AE from someone named Charles Walter.does this bank really exist?cause i didn't know anything about this bank,and they will sending me this travellers bank draft through my address or account number.please somebody give me an answer ASAP!