<s>
Quantum	B-Application
Theory	I-Application
( クウォンタム	O
セオリー	O
,	O
Kuu	O
~	O
ontamu	O
seorī	O
)	O
is	O
a	O
third-person	O
shooter	O
video	O
game	O
developed	O
by	O
Team	O
Tachyon	O
and	O
published	O
by	O
Tecmo	O
Koei	O
for	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
and	O
Xbox	B-Operating_System
360	I-Operating_System
.	O
</s>
<s>
Syd	O
meets	O
Filena	O
for	O
the	O
first	O
time	O
when	O
he	O
sees	O
her	O
fighting	O
the	O
Nosferatu	B-Application
and	O
comes	O
to	O
her	O
aid	O
.	O
</s>
<s>
Syd	O
and	O
Filena	O
belong	O
to	O
warring	O
factions	O
,	O
the	O
Gilskins	O
and	O
the	O
Nosferatu	B-Application
,	O
respectively	O
.	O
</s>
<s>
Syd	O
and	O
Filena	O
meet	O
up	O
again	O
,	O
and	O
Filena	O
discovers	O
that	O
she	O
is	O
not	O
human	O
,	O
but	O
the	O
prototype	B-Application
of	O
a	O
new	O
breed	O
of	O
humanoids	O
that	O
her	O
father	O
had	O
engineered	O
.	O
</s>
<s>
Quantum	B-Application
Theory	I-Application
received	O
mostly	O
negative	O
reviews	O
,	O
with	O
a	O
Metacritic	O
aggregate	O
score	O
of	O
37/100	O
for	O
the	B-Operating_System
Xbox	I-Operating_System
360	I-Operating_System
version	O
and	O
43/100	O
for	O
the	O
PlayStation	B-Operating_System
3	I-Operating_System
version	O
.	O
</s>
