Hell fuck no, in other words, no way!
M: i think i might go to la fitness tomorrow and
use a free pass
P: what time
M: prolly afternoon
P: you wanna go in the morning?
P: like 9 am
P: or naw
happy for now
As in a romance story with an unclear future for the protagonists, rather than living happily ever after (HEA) it's happy for now (HFN).
Thomas may be sent back to war and killed, so he and Michael will live their lives together HFN.