The film chronicles the ascent of Ranchi native and talented cricket player Mahendra Singh Dhoni to the position of Indian cricket team's most successful captain. The film opens with Mahendra Singh Dhoni (Sushant Singh Rajput) watching the India versus. Sri Lanka ICC Cricket World Cup Final live on screen at the Wankhede Stadium in Mumbai. He makes the decision to maintain his ground and informs the authorities that, in the event that the wicket falls, he would bat. With his bat in hand, Dhoni leads the audience down the steps to thunderous applause.
The film then cuts to a flashback that takes place in Ranchi, Bihar, India on July 7, 1981—Dhoni's birthdate. Dhoni's sister is Jayanti Gupta (Bhumika Chawla), and his father is Pan Singh (Anupam Kher). When Dhoni was younger, he was the team's goalkeeper in school. Dhoni's school coach, Baneerji (Rajesh Sharma), observes him during goalkeeping drills. For his school's cricket squad, he needs a wicketkeeper.
Pan Singh is the PSU Meco Limited's water manager for the residential colony. He is therefore also responsible for watering the nearby cricket stadium. He wants Dhoni to pursue his education and career goals. However, he doesn't allow MS to resume its athletics. Banerjee gets Dhoni to take up cricket and instructs him to focus on maintaining wickets (Dhoni's original goal was to be a batsman). Nevertheless, Dhoni uses every spare time to snatch batting practise from his coach. Before long, his bat will be the difference between winning and losing games for his school. Soon after, Dhoni begs Banerjee to allow him to bat first for his team, something that Banerjee grudgingly agrees to. DHoni shows off his electrifying batting to draw large spectators to the field.
Dhoni completes his exams in class XII in 2.5 hours so he can arrive at the venue in time for the corporate cricket competition. One day, Dhoni picks up the signature "helicopter" shot from a player and uses it to knock a Yorker for six runs. The MD of MECO, Mr. Dowal (Kumud Mishra), offers Dhoni a monthly stipend of Rs. 1500 in exchange for joining his company rather than SAIL, which is only paying a stipend of Rs. 650. Dhoni will soon be able to play for the Bihar under-19 squad. Dhoni competes against Yuvraj (Herry Tangri) in the Punjab vs. Bihar under-19 match. Yuvrah hits, and Dhoni plays well but is removed before reaching a century and losing his opportunity to make the under-19 World Cup team.
However, Dhoni joins the East Zone squad for the Duleep Trophy. Dhoni's companion believes that Dowal is undermining Dhoni's chances by not providing the letter to him and subsequently by not assisting Dhoni in arriving in Calcutta in time for the team report. Dhoni's pals come up with enough cash to rent a car and drive Dhoni to Calcutta for the night, but they are thirty minutes late for the flight.
However, AK After learning about Dhoni's tragedy, Ganguly, the chairman of Railways East Zone, offers him a position with Indian Railways at a salary of Rs 5000 per month, which helps him get into the Railways team. Ganguly accepts Dhoni's trial on his own, and Dhoni hits him hard. Ganguly verifies Dhoni's position. Dhoni had to live in his first apartment with three other railway workers.
To find cricket potential in tier 2-3 towns, Jagmohan Dalmiya (Ravindra Mankan) established a talent agency within the BCCI in 2002. Dhoni watches on TV as India loses the World Cup in 2003. After that, Dhoni leaves Railways to concentrate on his cricket career after a coworker raises concerns about his attendance record.
A national selector named Kiran More observes Dhoni during a Deodhar Trophy match. Dhoni is chosen for India in 2004. a group trip to Zimbabwe. After making hundreds of runs, Dhoni is quickly chosen for India's primary tour to Bangladesh. In his debut game, Dhoni is run out on the first ball. He makes 12 in the second game. He is chosen for Pakistan's tour to India in the third match of the seven. On the plane, he meets Sachin's huge fan, Priyanka Jha (Disha Patani).
Bangladesh defeats India in the 2007 World Cup. India wins the 2007 T20 tournament in South Africa under Dhoni's captaincy. Dhoni is named captain of the Australian ODI team. When choosing the team, Dhoni makes some difficult decisions. He prioritizes fitness and form over seniority. The selection committee is persuaded to begin considering a core team for the 2011 World Cup by Dhoni.
India won the ODI series in Australia thanks to the adjustments. The Indian Premier League team Chennai then signs him. When Dhoni is employed in Kolkata as a hotel receptionist, she meets Sakshi (Kiara Advani). Sakshi doesn't know who Dhoni is, which pleases Dhoni. Dhoni and Sakshi begin dating. Sakshi dislikes the limelight once the media picks up the story. Dhoni
