<s>
Digital	B-Application
:	I-Application
A	I-Application
Love	I-Application
Story	I-Application
is	O
an	O
indie	O
visual	O
novel	O
by	O
video	O
game	O
designer	O
Christine	O
Love	O
,	O
released	O
for	O
free	O
in	O
February	O
2010	O
.	O
</s>
<s>
Set	O
"	O
five	O
minutes	O
into	O
the	O
future	O
of	O
1988	O
"	O
,	O
Digital	O
tells	O
the	O
story	O
of	O
the	O
protagonist	O
's	O
online	O
relationship	O
with	O
a	O
girl	O
and	O
their	O
attempts	O
to	O
solve	O
a	O
mystery	O
surrounding	O
the	O
deaths	O
of	O
several	O
artificial	B-Application
intelligences	I-Application
.	O
</s>
<s>
The	O
game	O
is	O
presented	O
entirely	O
through	O
the	O
interface	O
of	O
a	O
1980s	O
computer	O
with	O
online	O
bulletin	B-Application
board	I-Application
system	I-Application
posts	O
and	O
messages	O
from	O
other	O
characters	O
;	O
the	O
protagonist	O
's	O
own	O
messages	O
are	O
implied	O
but	O
never	O
shown	O
.	O
</s>
<s>
Digital	B-Application
:	I-Application
A	I-Application
Love	I-Application
Story	I-Application
is	O
a	O
visual	O
novel	O
,	O
or	O
interactive	O
fiction	O
game	O
,	O
where	O
the	O
game	O
's	O
story	O
is	O
told	O
primarily	O
through	O
text	O
.	O
</s>
<s>
The	O
game	O
is	O
presented	O
as	O
if	O
on	O
a	O
computer	O
from	O
the	O
late	O
1980s	O
running	O
the	O
Amie	O
operating	B-General_Concept
system	I-General_Concept
(	O
the	O
name	O
and	O
visual	O
appearance	O
a	O
reference	O
to	O
1.x	O
versions	O
of	O
AmigaOS	B-Application
)	O
.	O
</s>
<s>
The	O
player	O
logs	O
into	O
bulletin	B-Application
board	I-Application
systems	I-Application
,	O
or	O
BBSs	O
,	O
where	O
they	O
read	O
and	O
reply	O
to	O
messages	O
from	O
other	O
people	O
.	O
</s>
<s>
This	O
message	O
implies	O
that	O
*	O
Emilia	O
is	O
in	O
danger	O
,	O
asking	O
the	O
player	O
to	O
contact	O
someone	O
named	O
*	O
Paris	O
,	O
and	O
provides	O
a	B-Error_Name
mass	I-Error_Name
of	I-Error_Name
binary	I-Error_Name
code	I-Error_Name
.	O
</s>
<s>
The	O
player	O
has	O
no	O
context	O
for	O
this	O
message	O
;	O
but	O
after	O
hacking	O
into	O
another	O
BBS	O
,	O
The	O
Gibson	O
,	O
the	O
player	O
finds	O
a	O
cryptic	O
message	O
reposted	O
from	O
another	O
board	O
saying	O
that	O
there	O
are	O
several	O
artificial	B-Application
intelligences	I-Application
(	O
AIs	B-Application
)	O
around	O
the	O
world	O
that	O
have	O
been	O
recently	O
"	O
killed	O
"	O
,	O
naming	O
*	O
Emilia	O
as	O
one	O
of	O
them	O
.	O
</s>
<s>
The	O
player	O
hacks	O
into	O
the	O
source	O
board	O
for	O
this	O
message	O
,	O
and	O
finds	O
a	O
history	O
of	O
artificial	B-Application
intelligence	I-Application
posted	O
there	O
by	O
*	O
Blue	O
Sky	O
,	O
a	O
"	O
historian	O
"	O
AI	B-Application
.	O
</s>
<s>
According	O
to	O
*	O
Blue	O
Sky	O
's	O
records	O
,	O
the	O
American	O
government	O
created	O
an	O
AI	B-Application
at	O
the	O
same	O
time	O
it	O
created	O
ARPANET	O
in	O
the	O
1970s	O
.	O
</s>
<s>
This	O
AI	B-Application
,	O
*	O
Mother	O
,	O
in	O
turn	O
created	O
child	O
AIs	B-Application
,	O
but	O
its	O
first	O
attempt	O
spread	O
out	O
of	O
control	O
and	O
had	O
to	O
be	O
destroyed	O
by	O
a	O
virus	O
that	O
spread	O
after	O
it	O
—	O
later	O
officially	O
explained	O
by	O
the	O
government	O
as	O
the	O
real-life	O
Creeper	B-Application
and	I-Application
Reaper	I-Application
worms	I-Application
.	O
</s>
<s>
*	O
Mother	O
's	O
later	O
attempts	O
,	O
which	O
could	O
only	O
exist	O
on	O
one	O
system	O
at	O
a	O
time	O
,	O
were	O
more	O
successful	O
,	O
and	O
these	O
AIs	B-Application
left	O
the	O
ARPANET	O
in	O
favor	O
of	O
the	O
Internet	O
when	O
it	O
was	O
developed	O
.	O
</s>
<s>
*	O
Reaper	B-Application
,	O
however	O
,	O
continued	O
to	O
spread	O
and	O
destroyed	O
any	O
AI	B-Application
it	O
found	O
,	O
such	O
as	O
*	O
Emilia	O
.	O
</s>
<s>
The	O
player	O
finds	O
*	O
Paris	O
,	O
another	O
AI	B-Application
and	O
*	O
Emilia	O
's	O
brother	O
,	O
on	O
an	O
ARPANET	O
node	O
,	O
who	O
explains	O
that	O
compiling	O
the	O
binary	O
code	O
in	O
*	O
Emilia	O
's	O
message	O
can	O
recreate	O
her	O
.	O
</s>
<s>
The	O
player	O
compiles	O
*	O
Emilia	O
onto	O
their	O
system	O
,	O
and	O
the	O
two	O
learn	O
of	O
a	O
"	O
payload	O
"	O
that	O
the	O
other	O
AIs	B-Application
have	O
developed	O
,	O
which	O
exploits	O
a	O
vulnerability	O
that	O
can	O
cause	O
*	O
Reaper	B-Application
to	O
self-terminate	O
;	O
however	O
,	O
infecting	O
*	O
Reaper	B-Application
with	O
it	O
requires	O
that	O
an	O
AI	B-Application
be	O
recompiled	O
with	O
it	O
as	O
living	O
bait	O
,	O
meaning	O
permanent	O
deletion	O
.	O
</s>
<s>
After	O
a	O
final	O
conversation	O
,	O
the	O
player	O
allows	O
*	O
Emilia	O
to	O
sacrifice	O
herself	O
,	O
saving	O
the	O
AIs	B-Application
and	O
ending	O
the	O
game	O
.	O
</s>
<s>
One	O
of	O
Love	O
's	O
influences	O
on	O
the	O
gameplay	O
was	O
Uplink	B-Application
;	O
she	O
initially	O
intended	O
to	O
reference	O
more	O
of	O
its	O
gameplay	O
mechanics	O
but	O
eventually	O
"	O
streamlined	O
"	O
much	O
of	O
the	O
hacking	O
elements	O
of	O
Digital	O
away	O
.	O
</s>
<s>
Love	O
later	O
made	O
a	O
"	O
spiritual	O
sequel	O
"	O
,	O
do	B-Application
n't	I-Application
take	I-Application
it	I-Application
personally	I-Application
,	I-Application
babe	I-Application
,	I-Application
it	I-Application
just	I-Application
ai	I-Application
n't	I-Application
your	I-Application
story	I-Application
,	O
and	O
then	O
another	O
game	O
"	O
that	O
further	O
extends	O
the	O
non-linear	O
style	O
of	O
Digital	O
"	O
,	O
Analogue	B-Application
:	I-Application
A	I-Application
Hate	I-Application
Story	I-Application
.	O
</s>
