<s>
The	O
show	O
features	O
many	O
of	O
the	O
characters	O
from	O
the	O
original	O
Futakoi	B-Application
,	O
though	O
the	O
story	O
and	O
settings	O
are	O
completely	O
different	O
.	O
</s>
<s>
Futakoi	B-Application
Alternative	I-Application
tells	O
the	O
story	O
of	O
Rentarō	O
Futaba	O
and	O
his	O
detective	O
agency	O
.	O
</s>
<s>
Classifying	O
Futakoi	B-Application
Alternative	I-Application
as	O
a	O
specific	O
genre	O
is	O
extremely	O
difficult	O
,	O
although	O
at	O
its	O
core	O
,	O
it	O
is	O
most	O
similar	O
to	O
a	O
romantic	O
comedy	O
.	O
</s>
<s>
A	O
video	O
game	O
adaptation	O
for	O
PlayStation	B-Device
2	I-Device
titled	O
was	O
released	O
by	O
Marvelous	O
Interactive	O
on	O
June	O
23	O
,	O
2005	O
.	O
</s>
