are verbal agreements honored in civil court?

my landlord made a verbal agreement with me..or should i say a "sexual arraingment" pertaining to rent.(i was not comfortable with it at all..but really down on my luck)..but when he found out i had a male friend he switched up on me..& demanded i pay double what he charged for rent or get out ...on top of that he failed to inform me that the unit had a busted pipe, so there is no "hot water" or "heat"...i refuse to pay anything until i can take a hot shower & turn on the heat...all the utilitys are in my name ,so i can only imagine what this water bill is gonna look like!!!!!! because you can here water running somewhere allday..allnite due to the busted pipe which he refuses to fix...then since i have been hospitalized in I.C.U since the 4th of this month he has went into my apt. & has changed the locks...ignores my phonecalls & will not return them....i ndont know whats going on with my personal belongings or anything in my apt i dont know what to do..can you help me?