Metropolis: I Want to Be with You

Heartbeat, regardless of the abstract meaning, should refer to a tachycardia, which can be achieved by consuming caffeine and exercising. To put it simply, when you meet someone who acts, you will blush, your heartbeat will be rapid, and your breathing will be rapid. Anything she does will affect your mood. So have you experienced any of these traits? What would you say if you met that person who made your face turn red, your heart beat fast, and your breathing became short? I really want to.... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.