A brave little butterfly stakes its territory. In the mountain hamlet, teams of spring ephemerals and overwinterers flit about, engaging in chases. The veterans, ousted by these energetic newcomers, proclaim, 'We've weathered far more storms than you newbies!' Yet, these valiant fledglings, freshly hatched, are survivors of their own prolonged and perilous journeys from eggs, carrying the weight of lives that couldn't greet the spring, lives just as invaluable.