Dear Beloved Sister,

As 2021 draws to a close, I find myself reflecting on the precious moments we’ve shared and the love that binds us together. Though distance may separate us at times, my heart is always with you, just as yours has been with me.

I often think about the countless memories we’ve created—our laughter-filled conversations, the late-night talks where we poured out our hearts, and the quiet moments of comfort when life felt overwhelming. These memories are the threads that weave our bond into something beautiful and timeless.

This year has been one of challenges and growth for all of us, but through it all, I’ve realized how much stronger our connection becomes in the face of adversity. Your unwavering support and understanding have been my greatest source of strength. Thank you for being there, not only as my sister but also as my confidante and friend.

As we look ahead to the new year, I hope we continue to nurture this special relationship. Let’s make plans to spend more time together, whether it’s over video calls or in person. Life moves quickly, and I want to cherish every opportunity to celebrate our love and friendship.

Please take care of yourself, and remember that you’re never alone. I’m here for you, always.

With all my love,

[Your Name]

This letter maintains a personal tone while staying true to your original title. It avoids overly repetitive phrasing and uses natural language to keep AI detection low.