Blue Birthday
Season 1, Episode 4: Rule of Equivalent Exchange
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All Episodes - Season 1
Episode 1
My Bad Birthday
Episode 2
You're in My Dream
Episode 3
Lively Ordinary Days
Episode 4
Rule of Equivalent Exchange
Episode 5
Another Chance
Episode 6
What Happened That Day
Episode 7
It's You, Isn't It?
Episode 8
Crisis
Episode 9
Witness
Episode 10
If We Have Such A Big Misfortune
Episode 11
You and I
Episode 12
Suspicion
Episode 13
Abandoned Girl
Episode 14
Never Regret
Episode 15
Disappear
Episode 16
My Blue Birthday