When madhu had the cold n she was sneezing rk made her kara he said when you leave this world you will have a smile on your face that you have had medicine from rkđ him then saying i will leave this world with you, cant live without you
The other flashback is going to be the one where madhu is drunk n says i have to kill my soul everyday to face you rk says i have died a thousand death i have no one but to blame but myself