Intro/Verse 1:
 A
Take me back

When it was

Just you and I

All night long
  E
Shooting stars

My guitar

Playing all of your favorite songs

Pre-chours:
    D
Pretending we're okay

These words I wanna say
   Gbm                      E
I see it on your face so I don't
E   Gbm     Gbm7     Gbm
I know if I ask you won't
 E
Tell me what I want to know

Chorus:
                 A
Since you don't love me anymore
              D
All that we could be

Thrown on the floor
           Gbm
You're my serotonin

Tell me where have you been?
    D
My serotonin

My serotonin

Verse 2:
          A
Fell from Eden

I'm not sleeping

All you are is on my mind
 E
Tore my heart

And now I'm scarred

I wanna go back in time

Pre-chorus:
    D
Pretending we're okay

Those words I'll never say
   Gbm                        E
I saw it on your face now I know

Chrous:
                 A
Since you don't love me anymore
              D
All that we could be

Thrown on the floor
           Gbm
You're my serotonin

Tell me where have you been?
    D
My serotonin

My serotonin

Bridge:
A
I can't live without you

Even if I tried to
D
I can't live without you

Even if it tried
Gbm
I can't live without you

Even if I tried to
D
I can't live without

My serotonin

Chorus:
                 A
Since you don't love me anymore
              D
All that we could be

Thrown on the floor
           Gbm
You're my serotonin

Tell me where have you been?
    D
My serotonin
             A
My serotonin

Outro:
                          D
I'm not happy without you
                          Gbm  D
I'm not happy without you
                         A
I'm not happy without you