'The House, in Which...'), tells of a boarding school for disabled children and was published in Russian in 2009, becoming a bestseller.

The worldwide English edition came out on 25 April 2017, from AmazonCrossing;[1] it has been shortlisted for the 2018 Read Russia Prize.

[2] Selling rights for Danish, Latvian and Norwegian translations were also announced by Petrosyan's literary agency.

[3] Excerpts from the novel (in English translation by Andrew Bromfield[4]) were narrated by Stephen Fry in the film Russia's Open Book: Writing in the Age of Putin.

[5] The only other book by the author to date is a short fairy tale, The Dog Who Could Fly (Russian: "Сказка про собаку, которая умела летать", 2014).