Miku was always with Mikuo, her brother. Exactly like Len was always with Rin, his sister.
Miku and Mikuo (along with Rin and Len) are as thick as thieves.
Len couldn't care less about females
Miku couldn't care less about males
No, they weren't gay, just... distant.
- TWO YEARS LATER -
Len was spacing out, staring at the tealette.
'She seems like she's having a bad day,' he thought.
Little did he know that Miku was always having a bad day. Ever since her parents died, Mikuo has been working his butt off trying to take care of his 'baby sister.' By five minutes.
"Like what you see?" A certain teal haired boy asked the distracted Len.
"What?"