Arimori and
Takabayashi
are
invited
to
go
out
for
a
drink
by
a
junior
colleague
and
reluctantly
go
out
with
him.
They
decide
to
send
their
younger
colleague
to
stay
over
for
the
night.
When
they
mischievously
play
with
the
strange
bulge
between
their