I know Free! might be confusing to the uninitiated, so I made a helpful table describing the characters:
Imagine getting a detailed handsewn plushie of your favorite character in the mail one day from a mysterious sender, and whenever you’re in danger or distress the plushie turns into a flesh-and-blood version of your character to protect and comfort you
*raises hand* does being unbearably horny count as danger
It’s not a sundae. It’s a banana split.