Reach sealdah station.then go to seladah market which is under the bridge.then open the map and reach the location which I am send here.
This location on map is a red light area.

Its just 10 min walking distance…hope this will help u.
Location
Soni Temple, Premchand Boral Street · H997+VHW, Premchand Baral Ln, Calcutta Medical College, College Square, Kolkata, West Bengal 700073, India