In Calcutta, McAllan meets the beautiful Indian woman Malatti, with whom he immediately falls in love. The engineer quickly neglects his professional obligations and follows her. After some complications, the two of them finally get closer at her home, even if Malatti's father Badhama rejects this connection. Badhama only agrees to the planned marriage when he learns how wealthy this white man must be. After some time, McAllan returns to his large construction site, where things are going haywire. Many workers die in an explosion, and McAllan is now liable with his fortune. As a result, the engineer, who became impoverished overnight, suddenly becomes uninteresting for Malatti's father as a son-in-law, especially since with a solvent Japanese man who offers a lot of money for his daughter's hand,