snowdrop teaser (3) (credit trans.) : HAEIN: I’m thinking of when I first met you.. If I was just an ordinary young man.. If I didn’t pick up the paper plane.. If I didn’t meet you in the first place.. JISOO: You, don’t know who I am right?
It’s called ET, an emotion transistor. It’s a device that expresses your emotions. Blue means you’re excited. When you’re lying you’ll see red. If you’re indifferent, the light will turn off.
