Hence most foals are born cutie-markless, Heartina was an orphaned filly growing up with a blank flank in Marebourne, where she was raised by creative ponies who work at the local art studio. Despite her timid nature, she set out to go on a journey to find her family, only to end up gaining a cutie mark when she met a certain stallion with orange mane. The two became friends and decide to travel across Equestria together.
Heartina is not only a silly filly who draws, but a dreamer whose goal is to reunite with her family. Although she is timid and never speaks, she very fond of her foalhood friend, Fireball, whom she keeps up with.