Mystery Whispers Under the Stars

Start the date with some light conversation, and tell them you have a surprise planned. Drive them towards an undisclosed location under a star-filled sky, keeping the destination a mystery. Upon reaching, spread a comfy blanket on the soft grass and lay down under the open sky, surrounded by nature's beauty and serenity. Whisper sweet messages or stories under the stars for an intimate connection. The date is intended to create an atmosphere that leans towards a closer connection and culminates with you both at her place.
The journey back to her place should reflect the journey you've both had so far; filled with surprises, comfort, and intimate connection. Transitioning from the outdoors to indoors should not break the smooth flow of emotions fostered under the starry sky.
Ensure the transition from outdoors to indoors goes smoothly, with soft music or continued conversation that maintains the emotional connection build previously. Upon reaching her place, ensure the atmosphere is calming and comforting. This ensures the culmination of the date is as delightful as its journey was.

To prepare for the date, ensure you have a comfortable blanket and a list of sweet messages or stories ready. Make sure your car is clean and has a soothing music playlist.
Scope out perfect outdoor locations for star viewing beforehand. Check weather forecasts to ensure clear skies for that night. Also, try to find out beforehand if she would be comfortable ending up at her place.
Setting the mood in her house is also crucial. If you have already been there and know what she likes, try to replicate it upon returning, but adding your personal touch can be a surprise bonus.

Remember that the surprise element of this date should be exciting, not uncomfortable. Make sure you know your partner well enough to gauge their comfort levels with different surprises. The key to this date is keeping the mood lighthearted and intimate.
The star-gazing element of this date is highly weather dependent. Make sure to keep a close eye on the weather and have a backup plan if necessary. A clear, chilly night can be extremely romantic but ensure your partner is dressed warm enough.
Remember to transition smoothly from the outdoor to the indoor setting as the sudden change might break the emotional flow. Keeping the same mood and tone of conversation can be very helpful. The end goal here is not just about physically ending up at her place but building up an intimate connection which naturally leads there.