Prashanth Turning into Grey is Quite Possible ...Now He Dont have Any feelings ..But Yesterday Episode itself Shows that He Wants To Make Aarti To Remember those days When They Are in Love..and Now Aarti also not Rude at him..May be Before 3 BMT, They Both can meet Again for once or Twice...and He Definitely talks about the days when they were together...and As We know Aarti tries to Stop him and His Male Ego Hurts...then He Will Try to make Rift Between Aarti-Yash coz now He is totally recovered from Cancer and He knows the Truth that Aarti lied to Yash abt her and hide the BMT also...So He Starts of Blackmailing her..Then That time Aarti feels its high time to reveal the Truth to Yash...Then She will Tell to Yash abt Prashanth and Also The Blackmailing thing, So What Will Yash do, He definitely Supports her and Stands For Her...For this Whole Drama it may take a month...But by the TC article I have Analyzed this...