In a CID - inspired fanfiction, Daya and Shreya were on a mission together. They got separated during a dangerous chase. Shreya got lost in an old, abandoned building. Daya searched frantically for her. But by the time he found her, she was badly injured. Despite his efforts to get her help, she passed away in his arms. Daya was filled with grief and guilt, thinking he could have saved her if he had been faster or more careful.
There was a sad fanfiction where Daya and Shreya worked side by side in CID. Shreya had a secret admirer who turned out to be a dangerous criminal. He kidnapped her to make her love him. Daya was determined to rescue her. However, when he finally reached the place where she was held, the criminal set off a bomb. Daya managed to survive, but Shreya was gone. Daya was left with a deep sense of loss and sorrow, and he could never forget her.