Hold R3 + left stick up/down: zoom in/out.
Zoom all the way in: first person. Zoom out to return.
Double-tap R3: instantly switch first/third person.
Inside the tunnel, every chirp rescues nearby butterflies.
E / Circle: recruit, keeping NPC colors.
Q / Square: share color; no recruitment in Heaven.
Hold either button to charge, then release.
F / Triangle: release the flock in Heaven.
R / Cross (X): white chirp; no recruitment in Heaven.
Esc / Options: open or close settings.