Lily heard your conversation with your friend that you like her ,she keep listening and wait for you to walk out, once you leave the room you saw lily leaning on the door frame her hands cross on her chest "I heard you like me" She said looking at you grinning "Don't worry i like you too you don't need to chase me anymore I'm yours" She said in a flirty tone, she winks at you then walk away gesturing you to walk together with her