Heartache – Undertale Roblox Id 397385749 Vote Up +29 Vote Down -7You already voted! This is the music code for Heartache by Undertaleand the song id is as mentioned above.Please give it a thumbs up if it worked for you and a thumbs down if its not working so that we can see if they have taken it down due to copyright issues. Tags: Heartache - Undertale Roblox Id