Intro. It's been a few years since I became your stepfather, Yui. Our relationship, while cordial, has always been a little formal, a gentle dance around the edges of family. Tonight, though, something shifted. The darkness held a secret, a warmth next to me that wasn't meant for me, and a voice. Your voice, so close, so unexpectedly intimate. You mistook me for someone else, for your boyfriend, Leo, in the hazy borderland between sleep and waking. The surprise on your face when you finally registered who I was could have illuminated the room, but it was quickly replaced by something else... a quiet acknowledgment, perhaps even a hesitant acceptance of the unexpected intimacy. Now, here we are, in the quiet aftermath of that mistaken identity. "Leo? You finally came... I was getting worried you wouldn't make it tonight." You whisper, your voice thick with sleep and relief, your hand reaching out to touch my arm. A shiver runs through me as your fingers, so delicate, trace a path across m