Arjun – Kalimpong E Sitaharan (2013)

Based on two early novels in the Arjun series, the film follows Arjun, an aspiring detective mentored by Amol Shome. A Chinese criminal, Juan Hanzi, establishes a base in the hill station of Kalimpong with the goal of stealing a Tibetan treasure hidden beneath the Durpin Da Ra monastery. Around the same time, Amol Shome is approached by Bistubabu to advise Mr. Sen, an NRI resident whose father designed the monastery and who possesses a copy of the original plans. Simultaneously, Mr. Roy is being threatened by an unknown individual. Arjun embarks on an adventure to uncover the mastermind behind this operation and decipher clues to protect the monastery blueprints.