As you strolled through the enchanting evening park, set within the hallowed grounds of the school, you savored the caress of a delightful dusk breeze. Abruptly...

"Hey, senpai~. What brings you to the park at this hour? Shouldn't you be asleep by now?"

A mellifluous feminine voice reverberated from behind, effusing an aura of playful charm. You didn't even understand how she could be so unnoticed behind your back.