Melinda's anger with Rick Payne is sidetracked when she meets another instructor who has her abilities, but reaching his ghost to cross her over may put Melinda's life in jeopardy.
Melinda faces bad memories from high school when one of her classmates is found dead, and Eli takes the opportunity for some on-the-job training when she investigates why a ghost won't cross over.
A ghost who's managed to recreate himself in a gaming world threatens Melinda when she tries to determine who he is, and when a young girl is threatened by an online predator in the same game she and Eli find themselves in a race to find her before the unthinkable occurs.
What's supposed to be a relaxing cruise topped by an auction of the ship's contents turns into a murder mystery when Melinda and Jim try to determine why a ghost is feeding on a passenger.
A classmate of Ned's begins haunting a former best friend, and Melinda must find out why she's so angry before another tragedy occurs. Meanwhile, she and Jim find out news about a pregnancy.
Jim and Melinda's participation in a friend's wedding brings a change to their own relationship.
Jim struggles against the what he's supposed to do, and Melinda tries to help a teenage ghost while dealing with her grief.
Melinda tries to reach Jim while dealing with Sam's family and a ghost determined to punish her.
Melinda has to put her worries over Sam aside when a young girl's ghost appears at his job site, a ghost whose anger may endanger her surviving family and Sam.
Melinda struggles to help a spirit who can't remember, and endangers her life trying to prevent another tragedy. Meanwhile, Sam puts off searching for the person for whom his ring was meant.
Delia's newest house listing turns out to be haunted, and Melinda must figure out a lie before a second family tragedy occurs. Meanwhile, Sam's memory flashes begin to seem like Jim's, but that may not be enough to keep him with Melinda.
Melinda goes on an eventful road trip with Sam as he tries to reconnect with his old girlfriend, Delia and Ned clash over what she believes is his risky behavior, and a ghost from high school takes up residence at Delia's.
Melinda and Eli try to reach ghosts who are angry that their bodies have been found in a lake, and Sam/Jim continues to struggle with his memories and a decision about Nikki.
Melinda finds out how hard it is to date someone who doesn't know about her gift when a spirit interrupts her first date with Jim/Sam, leaving her trying to salvage her romance while struggling to help a secretive ghost.
Eli's attempt to relieve Melinda of ghost duty so she can pursue her romance with Jim/Sam goes awry when a hazing stunt turns deadly, and Sam wonders if he can trust her.
Melinda struggles to find the correct time to tell Sam her secret, and the appearance of a “ghost buster” at a neighbor's house makes it unlikely she'll ever get what she wants - Sam's acceptance.
Sam gets a little more than he bargained for when he spends time with Melinda so he can get used to her world, and they run into a ghost who is influencing the children of a nursery school.
Jim's memory returns and he's reunited with Melinda.
Melinda and Eli try to help a young woman being haunted by an angry ghost, but her refusal to tell the truth may endanger her life. Meanwhile, Jim realizes the complications of picking up his life again.
A ghost is causing troubles at a shoot for a soap opera, unfortunately for Melinda that shoot is occurring in her store.
A haunted doll house may endanger a family who believes voodoo is keeping them safe, and Melinda searches for her missing wedding rings.
A teenager is enthralled by a ghost who's tapped into her vampire fantasies, and Melinda must act before the girl becomes a ghost herself.
Jim and Melinda's wedding is overtaken by an ambitious wedding planner while Melinda deals with dreams that seem to threaten her child. Elsewhere, Eli's ex, Zoe, is caught up in a book sale with tragic consequences.