If demand increases the price will be increased as well, if you are seeing a high buy order or low sell order than actual Market price then someone placed order wrongly or some whale is trying to manipulate the market with huge orders.
The Genesis of it is the demands and supply, but kingsden has said it and that really impressed me, because in trading your focus and attention have to be determine through your chart, so the chart is like a navigator, because the moment of the candle stick will make you to come in conclusion of what you want to do, if probably you get yourself at higher order and lower order..so it absolutely encouraging to get perfect knowledge of Cryptocurrencies chart of market situations before you could make a reliable decision.