[1][2][3][4] The film received widespread critical acclaim as a unique single act movie falling in the feel good genre.

Jayasurya won the Best Actor Award for portraying the title character Sunny at the prestigious Dhaka International Film Festival.

The SI[clarification needed] instead refers him to a counselor, Doctor Eerali, who calls him later in the day and starts counselling him.

He reveals to Doctor Eerali that his first child died hours after birth and he moved to Abu Dhabi to get over the grief.

When Ranjith was about to announce the film with another actor, Jayasurya contacted him and agreed to play the character, Sunny.

[9] Jayasurya and Ranjith released the teaser trailer of the film through their social media accounts on 26 November 2020.

Koimoi gave a 3.5 rating on 5 and commented that, "Very few filmmakers have dared to translate the post-pandemic world on screen and this is definitely an experiment you must not miss.

"[13] Firstpost gave a 3 star rating for the movie and wrote that, "Sunny movie is surprisingly engaging despite a one-man-one-space format" and also added that, "The subject and presentation are challenging, but the director pulls it off at a crisp 1 hour and 33 minutes running time with the aid of thoughtful writing and a leading man in impeccable form.

"[16] Filmibeat rated 2.5 on 5 for the movie and commented that, "Sunny manages to shine at parts despite being an experimental film, thanks to Jayasurya's powerful performance.

[18] Movies filmed in quarantine have almost become a genre by themselves during the pandemic period, marking how an industry adapted to the changing times,[19] I think that Sunny works best when it treats the titular character like the villain he is, and not some tragic figure who is a victim of circumstance.

[20] The subject and presentation are challenging, but the director pulls it off at a crisp 1 hour and 33 minutes running time with the aid of thoughtful writing and a leading man in impeccable form.

The festival has been screening very good films for the past five-six years, and it’s a very proud moment for Team Sunny that we have got an opportunity to showcase it in front of an international audience.

We are very happy and really looking forward to the experiences,[22] Jayasurya won the Best Actor at the 20th Dhaka International Film Festival for Sunny[23]