<s>
Puppet	B-Protocol
Guardian	I-Protocol
is	O
a	O
Flash-based	O
MMORPG	B-Protocol
(	O
Massively	B-Protocol
Multiplayer	I-Protocol
Online	I-Protocol
Role-Playing	I-Protocol
Game	I-Protocol
)	O
created	O
by	O
the	O
Japanese	O
game	O
developer	O
,	O
Cold	O
Breath	O
,	O
Co.	O
,	O
Ltd	O
..	O
</s>
<s>
The	O
game	O
is	O
operated	O
in	O
the	O
United	O
States	O
through	O
a	O
partnership	O
between	O
Policros	O
,	O
LLC	O
and	O
Artifact	O
,	O
Co.	O
,	O
Ltd	O
..	O
Puppet	B-Protocol
Guardian	I-Protocol
was	O
officially	O
released	O
out	O
of	O
beta	O
production	O
on	O
October	O
1	O
,	O
2007	O
.	O
</s>
<s>
Puppet	B-Protocol
Guardian	I-Protocol
was	O
created	O
developed	O
by	O
Kentaro	O
Ishizaka	O
who	O
founded	O
Cold	O
Breath	O
in	O
June	O
2006	O
.	O
</s>
<s>
Puppet	B-Protocol
Guardian	I-Protocol
is	O
a	O
free-to-play	O
game	O
,	O
with	O
a	O
simple	O
interface	O
that	O
is	O
accessible	O
on	O
most	O
recent	O
versions	O
of	O
those	O
web	B-Application
browsers	I-Application
available	O
for	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
and	O
Windows	B-Application
XP	I-Application
or	O
Windows	B-Application
Vista	I-Application
.	O
</s>
<s>
Puppet	B-Protocol
Guardian	I-Protocol
takes	O
place	O
in	O
the	O
fantasy-themed	O
Celestial	O
Castle	O
which	O
is	O
divided	O
into	O
eight	O
towers	O
,	O
each	O
representing	O
the	O
memory	O
of	O
a	O
different	O
journey	O
taken	O
by	O
the	O
game	O
's	O
protagonist	O
,	O
Org	O
,	O
and	O
his	O
wife	O
,	O
Yun	O
.	O
</s>
<s>
Unlike	O
many	O
other	O
MMORPGs	B-Protocol
,	O
there	O
is	O
no	O
linear	O
path	O
that	O
must	O
be	O
followed	O
.	O
</s>
