Season 1

Mehul, a young woman whose innocent crush on her tuition teacher, Shekhar Da, develops into a dangerous obsession. After his death is ruled a suicide, Mehul refuses to accept the official story and begins her own investigation, which leads her to uncover a tangled web of secrets and lies

Following the altercation with Mousumi, Mehul starts searching for Sayantika. After receiving a mysterious message, Mehul and her friend Anand travel to Darjeeling.

Mehul lands a job at Unicorn and investigates Raka, the security chief of Unicorn's CEO, Sidharth Roy Chowdhury. She discovers that Raka had a deadly past.

During their investigation of Raka, Mehul and Anand find Solanki and her son. When the duo visit her house, they learn a disturbing truth.

While Sidharth's attention towards Mehul increases, Mousumi finally agrees to talk to her about Shekhar. Mehul gets another anonymous message, asking her to return to Darjeeling.

Mehul reaches Darjeeling and finds the person she is looking for. Mousumi and Anand, searching for Mehul, meet Solanki.

Sidharth invites Mehul to a party, promising to introduce her to his family. However, she confronts him, accusing him of being responsible for Shekhar's death.