If it’s just the anti-reflective coating (which it probably is),
it’s a MacBook (Pro) Retina made between Mid 2012 and Mid 2015 (which it is),
and the device is still within three years from date of purchase (which it is, being a 2015 model) or it’s before October 16th, 2017 (which it also still is)…
…you qualify for free screen replacement per Apple Quality Program OP1564 at any Apple Store or Apple Authorized Service Provider. So when you check in on Monday, that’s likely what’ll happen!