Opening theme

• Andrew Tan - Round & Round

Ending theme

• GJ - Hidden

Insert songs

• GJ - Long Distance

• GJ -  Love Mathematician 

• Andrew Tan - Lost Soul

this MV is excellent storytelling, parallels where Li Cheng and Teng Teng at after LC confessed... accompanied with a great song (used on the way home from the hot springs in the show) 

Here's what they wrote on the card ~the book seller/soul bringer said I have two cards here, write down your wishes, leave them here and it will come true~ 

Li Cheng wrote I will never make Teng Teng angry again!!! NEVER

Teng Teng wrote in English Close to You 

•  Andrew Tan - The Only One I Wanna Know

• Charles Tu - Be with you (Confession Version)

•  Charles Tu - Be with you (CT's Version)