Her families get her married to Yuvraj because they think he has changed but Twinkle continues to love Kunj. She gets him shot during Twinkle and Kunj's vacation to Goa. Their mothers Leela Taneja and Anita Luthra are rivals.
As luck has it, Twinkle and Kunj get closer which Yuvraj and Pallavi unlike. Apparently for the family Kunj is missing and presumably dead , later revealed that he never died and was saved by some fisher men.
She decides to spend some time alone, flees to Twinkle decides to study further and demands some space. Twinkle and Kunj fall in love and want a happy life but Yuvraj remains a threat to them. After many difficulties, Kunj and Twinkle decide to remarry upsetting Pallavi and Yuvraj. Leela chooses another guy for Twinkle , Kunj Sarna and wants Twinkle to marry him. The show ends happily with marriage of Yuvraj-Simple and Kunj and Twinkle , portraying that Twinkle had found her love and "Rabb" in Kunj and always loved him. Yuvraj begins plotting against Kunj and tries to instigate Twinkle against him. This leaves Twinkle shattered. Twinkle Taneja and Yuvraj Luthra fall in love. It is revealed Yuvraj has been faking love and wants to destroy Twinkle to seek revenge on Anita. Tashan-E-Ishq (International Title: Fire and Ice) is an Indian romantic drama television series created by Subhash Chandra under Essel Vision Productions that replaced Jodhaa Akbar …
Yuvraj's mother owing hatred to Leela, tries to ruin Twinkle's life by murdering Kunj.
She professes her belief in Kunj, upsetting Yuvraj further. The first song is named "Tashan E Ishq" (title song of the show) and is sung by Arpita Chakraborty. Kunj and Pallavi make a fake MMS of Twinkle seducing him before Twinkle finally confronts him and narrates her sorrows after he was declared dead. Obsessed with Twinkle, Yuvraj tries to create problems in her married life and kill Kunj leading to Twinkle and Kunj getting closer. Yuvraj undergoes a change of heart (which is obviously temporary because he was always insecure of Kunj.)
But things take a turn when Twinkle saves his life when he fells in his own trap of killing her. He keeps on interfering in their lives but Kunj and Twinkle, drawing strength from each other fight all his intentions and their love continues to be stronger than ever. This leaves her confused about who she should choose. After, few months Twinkle finds out that she is pregnant with Kunj's child. Twinkle chooses Leela over Yuvraj and marries Kunj Sarna. Yuvraj keeps a constant eye on Twinkle; Kunj genuinely helps her by secretly helping her get admission into a college.
Twinkle and Kunj are blamed for the murder but Yuvraj and a girl named Simple Singh work to prove the couple's innocence and fall in love. The soundtrack of the show consists of two songs. She tells him about her miscarriage because of which they have lost their child, why she married Yuvraj and their marriage is fake. Kunj breaks down and tries to win Twinkle's trust back.
Pallavi pretends committing suicide to stop the wedding but is killed by her servants for money.
Yuvraj disguises himself as Jassi and befriends Twinkle in order to stay close to her.