.PS
picwid = 5i
boxwid = 1.5i
boxht = 1i
ellipsewid = boxwid/2-0.1i
ellipseht = boxht/2-0.1i

Home: box
Me: ellipse at Home + (boxwid/4,boxht/4) "me"

Away: box at Home + (picwid-boxwid,0)
Serv: ellipse at Away + (-boxwid/4,boxht/4) "server"
Them: ellipse at Away + (-boxwid/4,-boxht/4) "them"

line from Me.e to (Home.e,Me.e)
line from Serv.w to (Away.w,Serv.w)
line from Them.w to (Away.w,Them.w)

[ spline -> right picwid/2-boxwid then down boxht/2 then right picwid/2-boxwid ] with .nw at (Home.e,Me.e)

"I am me" at last [].n above
"My password is foo" at last [].s below

Home: box with .n at Home.s - (0,0.5)
Me: ellipse at Home + (boxwid/4,boxht/4) "me"
Them: ellipse at Home + (boxwid/4,-boxht/4) "them"

Away: box at Home + (picwid-boxwid,0)
Serv: ellipse at Away + (-boxwid/4,boxht/4) "server"

line from Me.e to (Home.e,Me.e)
line from Them.e to (Home.e,Them.e)
line from Serv.w to (Away.w,Serv.w)

[ spline -> right picwid/2-boxwid then up boxht/2 then right picwid/2-boxwid ] with .sw at (Home.e,Them.e) 

"I am me" at last [].n above
"My password is foo" at last [].s below
.PE