Unbeknownst to Bella this was the catalyst for the bigger explosion coming. It was the cumulation of years of this repeated cycle. Predictably because this was what she knew and when she was in survival mode, this was her go to and surefire way to get through to the other side.
It was building for a while and she was slo caught up in the need to get past this however she could, she was ignoring the fact that she was piling all this in the “for later” pile and that was turning into a fucking volcano.
This thrummed deep within her, a low drum beat beating to a rhythm that slowly got quicker and quicker like a countdown.
The amount she piled did not quicken the clock, simply added to what would be the final blow out.
This downward spiral was leading to the very drum waiting to burst and let loose the demons waiting for their turn.
She was her own ticking timebomb slowly, steadily severing another string in the disentanglement of Bella and Linus