H has offered to send me updates throughout the day about what he is doing and who he is with during the outing.
He offered this without you asking? If so, that sounds really positive, and shows that he is aware that you are anxious and is trying to put you at ease.
mdu, you just need to reeeelaaaaax a bit. (imho) Don't forget everything you learned about detachment. Don't go looking for another roller coaster to hitch on to.
