It's dirty, full of questionable goods of questionable quality, but the "Traffic light" shouldn't be different) buckwheat is not bad for very modest money, there are some Russian sweets sometimes, kvass, etc.
The location for non-motorists is not very convenient: at a distance from the final bus stop, you will also have to walk past the abandoned building. But the store itself is out of competition at prices, especially for non-food products.
It's dirty, but you don't expect anything else from a traffic light. Products and especially household chemicals are many times cheaper than anywhere else. There are Russian goods, and there is always buckwheat. For large purchases, that's the thing.