case zouch versus swain eoden die a draw in b a young gentleman to sell his  estate at a great undervalue with covenant from b for a S quiet enjoyment a be  evict and bring action on the covenant b relieve in equity upon repayment only  of the purchasemoney and interest and not leave liable at law to answer the  value of the land upon the covenant the defendant have draw in the plaintiff a  young man and purchase a estate of he at a great undervalue and it happen that  the title be defective and the defendant have be evict and there be covenant  for quiet enjoyment and other security enter into by the plaintiff he now come  to be relieve against a action bring on these covenant and for the defendant  swain it be insist that he ought to have the value of the estate evict Lord  keeper the defendant who be a lawyer and ought to have understand a title  purchase this estate at a great undervalue but undervalue alone without fraud  will not in all case be relieve in equity wood v Fenwicke pre Ch Floyer v sir  Brownlow Sherrard Amb Willis v Jernegan atk Nichols v gold ves Stephens v  Bateman bro Ch Rep speed v Phillips Anst Heathoot v Paignon bro Ch Rep and  case cite in note there in what case equity will relieve against unequal  contract without fraud see Osmond v Fitzroy p wms et vide batty v Lloyd ante  Johnson v not ante Herne all v to make water post and the title now prove  defective and the land evict it be unreasonable he shall make a advantage of  this catch bargain and therefore decree he his purchasemoney with interest  only discount mesne profit Reg lib b fol the interest to be compute from the  date of a deed which be consider as a settlement of the account in this case  it appear that the plaintiff father have in his lifetime mortgage the premise  in question to one summer and then make his will and appoint plaintiff mother  and other executor and die leave the plaintiff his heir at law who file this  bill against the mortgagee for a account and redemption this be decree the  plaintiff and his mother then apply to Wergg and swain for a loan of the money  to pay off the say mortgage and they or one of they accord lend the same and  the premise be then convey in mortgage to Wergg who enter and receive the  profit to a amount more than sufficient to pay the say mortgage money and  interest the plaintiff mother then die leave plaintiff who become entitle to  the equity of redemption and thereupon Wergg by deed Dec car two reconvey the  premise to he and the defendant who then or soon after get the plaintiff who  be then just come of age to execute a absolute conveyance of the premise to he  in pretend that it be only a counterpart of the conveyance from Wergg and then  enter and receive the profit for a account of which and to have a reconveyance  from Wergg and swain the bill be file swain put in a plea to the plaintiff  title and a answer submit to account on payment by plaintiff of what be due on  the mortgage and a account be so decree and as against swain and Wergg of all  the rend and profit of the say estate from the time of the conveyance to Wergg  by the mortgage of the plaintiff father Reg lib b fol Vernon chancery case er  p