- The world of NICI unicorn Theodor and his friends is full of magic.
- When Theodor is on his way to catch some of the sweets that fly through unicorn-land, he often meets one or the other of his friends on the way.
- One of them is unicorn-girl Merry Heart. The pink unicorn is a bit shy and blushes quickly. But Merry Heart is also an attentive observer and very empathetic.