Lee Chaeyeon was a Trainee at a small Korean Entertainment Company called WM Entertainment, after having to leave her sister at JYP so she could have more chances of debuting, she finds herself working hard all day to debut, she had no life but her training, until one day she meets Miyawaki Sakura and she felt a weird sensation called Forelsket, a feeling of Euphoria one experiences when one falls in love for the first time. She tries to act like a tsundere towards Sakura, to mask her love and avoid any awkward incidences, she needs to focus on debuting otherwise, she'll finally quit her dreams of becoming a K-Pop Idol. The 1 Million Dollar question now is, why is Sakura growing more fond of her? Miyawaki Sakura was a Japanese girl, she moved to Korea despite her Popularity as a J-Idol, to challenge herself and try other concepts that Japan didn't have. She joins WM Entertainment and joins Lee Chaeyeon and other more predominantly Korean Trainees. She builds a bond with Chaeyeon and soon she falls for Chaeyeon's tsundere like personality, often hot headed and heated persona of the great dancer that is Chaeyeon. Sakura was running away from her past, Sakura was confronted with her past, catching up to her. Love costs Popularity, Will they make it?

When Hyewon met Kim 'Carrie' Minju, she was a young teen who just wanted to find her place in this company, she was initially training to be an actress, but because she was alone, she felt sad. Her best friend and the love of her life Eunbi Unnie was already debuting in a girl group from a different company, when she found herself in the girl group's practice room, then she saw Little Minju who captivated her eyes, the way she danced as she sang Pick Me, she doesn't know why, but she shook off the feelings and went back to her room, but since then, she dreams of the Little Minju and she wanted to protect her at all costs. Kim 'Carrie' Minju, was a Child Actress and had a name in the industry for her stellar performances when she decided to switch to the girl group department. She met Hyewon Unnie, two years older than she. She thinks that her cold and silent personality was attractive, that she just wanted to be close to her Unnie. She was just an eight grader, she didn't know any better, all she knew was, she loved her leader Lee Chaeyeon cause she dances great, something she was lacking. Until two consecutive bad luck happened that sends Minju and her friends in training reeling through the overwhelming loss of her two other unnies in training and forcing her to mature and hold her Chaeyeon Unnie through the nights she cried non-stop. Fast forward to the fifth year, when she gets to debut and some old feelings came back out of nowhere. Totally out of nowhere, her Hyewon Unnie confesses her true feelings for her. She took the leap and trusted Hyewon, but will they make it? Love costs broken hearts, broken egos and broken dreams.

When Chaewon came to WM, she was poor as a rat. Her only hope was to debut under WM, one of the leading Entertainment companies in Korea. Her goal was to take care of her Father and now that she debuted as IZ*ONME after a gruelling ten years in training and after some losses of her Two Unnies she thinks she wasn't anything special. Yuri was the niece of the COO and Vice President of one of the owners of WM, she had her life good, no money troubles and then she met 'The One' who will change her life forever. Love is a desire instilled in one's heart, will they both make it?

What happened to Haneul and Alex? Is there life after their passing? This story is a Forelsket Outtake where you will see the Before and After their passing, how they found a way for Sakura to end up in Chaeyeon's path to stardom, how the two central characters loved and lost and found each other again in the afterlife.

What started out as pure friendship and love as a child for Ahn Yujin has quickly turned into feelings she can't control. Three years after she initially debuted with Wonyoung, she felt the feeling of Forelsket like how Kku Eomma and Chaen Appa developed their feelings. Love costs broken trust and rebuilding a relationship, will they make it through?

Nako didn't expect to find the person she would have feelings of Sehidup Semati for. The one she would devote her life to, caring, singing and devoting her energy to. Coming with her Kku Okaasan to be a K-Pop Idol, she was third generation HKT48 and AKB48 Concurrency like her Kku Okaasan, but because of a heartbreak she had to come with her. Armed with a simple Korean Phrase saying her name and the ever popular 'Annyeong!' Greeting. Then she met Kwon Eunbi, who claimed to be in love with Kwangbae, the woman caught her eye, she thought she was beautiful and one worthy of laying her life on the line for. Will they make it? Love costs, rebuilding one's self.

Humaling which means extreme fondness of someone or something and that's what exactly Yena have felt for Hitomi ever since the younger woman came into WM. Hitomi took her chances being an AKB48's Team 8 and an HKT48 Concurrency Member as well as Third Generation Ace, armed with nothing but a self introduction in Korean and her cute cheeks, she embarked on a new adventure with her Kku Okan and Nako-chan, like they used to, prior to her discovery. Will she make it? Love costs Honesty, Sacrifices, Leaving and Living for yourself.