[3] Grou started his career directing rock videos and English-language TV shows, Drop the Beat was one of his first projects.

[10] Grou feature film 7 days, a story about a father's revenge,[11] was screened at Sundance festival and well-received by its audience[12] that appreciated ‘reimagining of the horrors of torture porn’ and praised Grou for bringing moral complexity to the genre and balancing the violence with impeccable direction.

[2] However, some critics were sceptical and called the movie a ‘pseudo-artistic veneer’ that lacked catharsis and showed forgettable characters.

[3] The showrunner Michael Hirst called Grou ‘a very gifted director’ and confessed that he was the only one to tackle the most challenging episodes.

[5][16] Grou's film received high acclaim and he was complimented for a bold move into a genre completely dominated by Coppola's The Godfather.