<s>
Set	O
in	O
a	O
fictional	O
MMORPG	B-Protocol
,	O
The	B-Application
World	I-Application
,	O
the	O
story	O
follows	O
Shugo	O
and	O
Rena	O
on	O
their	O
adventures	O
throughout	O
The	B-Application
World	I-Application
.	O
</s>
<s>
Mysterious	O
invincible	O
monsters	O
and	O
bugged	O
areas	O
appear	O
throughout	O
The	B-Application
World	I-Application
,	O
prompting	O
Aura	O
to	O
give	O
Shugo	O
the	O
Twilight	O
Bracelet	O
,	O
sending	O
him	O
and	O
Rena	O
on	O
a	O
quest	O
to	O
unravel	O
the	O
mystery	O
of	O
the	O
bracelet	O
and	O
Aura	O
.	O
</s>
