There may be wind pushing the quadcopter in that direction, you'll need to compensate for the wind as you fly by either slightly tilting the cyclic control towards the winds, or pointing the nose of the quadcopter also slightly toward the wind (crabbing).
Item name: WIFI FPV RC Quadcopter. 1 x VISUO RC Quadcopter. 【shape and material】realacc with foldable arm, small size, easy to carry, the quadcopter fuselage is made of high strength and resistant engineering plastics,lightweight and durable resistance.
Product Name :Holy Stone Predator Mini RC Helicopter Drone Gyro 4 Channels Quadcopter Best Choice for Drone Training Model Number : Features : "HEADLESS FLIGHT SYSTEM" orients the quadcopter's flight on the controller
Virhuck FPV Watch Receiver Mini Monitor 2 TFT LCD Screen Builtin Antenna Real Time Image Transmission for Drone Helicopter Aircraft Black -- Check this awesome product by going to the link at the image.