Plot #1
Plotted with Johanna
Sweeney and Johanna, plus the Judge or Beadle, bump into each other in the market. Which doesn't make Sweeney a very happy bunny at all. Mrs. Lovett has to hold Sweeney back from killing the Judge and revealing his secret identity.

Plot #2
Plotted with William/Jack the Ripper
William and Sweeney become friends and let each other in on there schemes. Helping each other to commit the murders. William is one of Sweeneys ways to the Judge, as William works with the Judge.

Plot #3
Plotted with Alice.
Still planning but here's the jist.
Alice comes to the Barber shop to have her hair cut off and sell it for money. Sweeney takes a liking to Alice and soon finds himself feeling guilty for liking her when his Lucy is in her "grave". So he leads her to her death with William.

Plot #4
Plotted with Alina [Alin]
Fellow Barbers, Sweeney trieds to kill Alina when she recognizes him from the old days as she use to like Benjamin Barker and never forgot him, even when he was exciled. Then Sweeney realizes it's Alina
Still working on it a bit!