Trying to keep their failing relationship going was putting a huge strain on both Miwa and Saeko. Now that they’ve broken up, they can focus on being friends and all the things the future might have in store.
Miwa finally feels like she's getting a handle on the new shape her relationship with Saeko has taken. It's hard to switch from being girlfriends to friends, but her growing connection with Takami has been a great distraction.