<s>
Haunting	B-Operating_System
Melissa	I-Operating_System
is	O
a	O
2013	O
mobile	B-Application
application	I-Application
,	O
developed	O
by	O
Neal	O
Edelstein	O
,	O
written	O
by	O
Andrew	O
Klavan	O
,	O
and	O
published	O
by	O
Hooked	O
Digital	O
Media	O
,	O
Released	O
May	O
16	O
,	O
2013	O
,	O
is	O
a	O
downloadable	O
episodic	O
series	O
that	O
used	O
Dynamic	O
Story	O
Elements	O
(	O
DSE	O
)	O
to	O
change	O
scene	O
elements	O
with	O
additional	O
viewings	O
.	O
</s>
<s>
Once	O
available	O
on	O
the	O
IOS	O
app	O
store	O
,	O
Haunting	B-Operating_System
Melissa	I-Operating_System
has	O
disappeared	O
from	O
the	O
exchange	O
,	O
can	O
no	O
longer	O
be	O
updated	O
and	O
its	O
website	O
is	O
no	O
longer	O
available	O
leaving	O
fans	O
caught	O
mid	O
story	O
with	O
no	O
resolution	O
.	O
</s>
