1. Get off at ASOKE station.
Walk to exit 3.
2. You will find a connecting route to MRT Sukhumvit, walk into that way.
3. Go down the escalator,go straight to exit 2 of MRT Sukhumvit soi Sukhumvit 23 (Prasamit).
4. Walking at the end of exit 2.You will see the entrance to Interchange building 21,walk into the building.
5. Walk straight to see Family Mart on the left and Coffee shop in the front,walk left and follow the path.