Let the Right One In 2008

Here is the rephrased section:

In the suburban town of Blackeberg, 1982, Oskar (played by) shares his cramped apartment with his mother Yvonne. His days are filled with relentless bullying from schoolmates, and his evenings are a canvas for vivid fantasies of revenge. That’s when he meets Eli, a mysterious young girl who has moved into the adjacent apartment with Håkan. Despite her initial disinterest in befriending Oskar, they begin exchanging cryptic messages through their shared wall, laying the groundwork for an unlikely bond.

As the two grow closer, Eli learns of Oskar’s struggles at school and encourages him to take a stand against his tormentors. Meanwhile, Håkan’s dark secrets are revealed when he is seen harvesting blood from a random passerby on a footpath, only to be interrupted by a curious walker. This unsettling encounter prompts Eli to orchestrate her own brutal attack, leaving behind a trail of death and destruction.

Håkan’s gruesome methods of obtaining blood for his mysterious companion continue unabated, with Oskar unwittingly caught in the crossfire. The recluse who witnesses one such attack decides to keep silent, allowing Håkan to dispose of Jocke’s lifeless body in a hole in the lake.

As Eli’s thirst grows stronger, she visits Håkan in the hospital, where he makes a final attempt to satiate her hunger by offering his own neck. The macabre scene plays out with Eli feeding on Håkan’s blood, sending him tumbling out of the window to his demise.

The following night, Eli finds herself at Oskar’s doorstep, spending an intimate evening with him as they solidify their bond and agree to “go steady,” although Eli candidly reveals her true nature: “I’m not a girl.” The seeds of unease are sown as some of Oskar’s classmates stumble upon Jocke’s gruesome discovery, further fueling the bullying that has plagued Oskar.

When Conny, the ringleader of the bullies, pushes Oskar too far, he fights back with a makeshift pole, striking Conny in the head. This act of defiance sparks an unspoken understanding between Oskar and Eli, who reciprocates by lapping up his spilled blood before fleeing into the night.

The repercussions of Eli’s actions are devastating when Lacke’s girlfriend, Virginia, falls victim to her fangs, leaving her with a newfound sensitivity to sunlight. As Virginia seeks solace in Gösta’s arms, Oskar confronts Eli about her true nature: a vampire driven by an insatiable thirst for human blood.

Eli confesses her immortal condition, and Oskar is torn between his own desires for revenge and Eli’s need to feed. She reassures him that they are kindred spirits, bound together by their shared propensity for violence, urging Oskar to “be me, for a little while.” As the darkness closes in around them, Oskar must confront the abyss of his own morality and decide whether to embrace his darker impulses or find a way to escape the shadows.

As Virginia’s fiery outburst illuminates her room, the blinds creak open, revealing a blinding inferno that engulfs her very being. Meanwhile, Lacke’s relentless pursuit of Eli leads him to the apartment where he discovers his prey slumbering in the bathtub. With murder on his mind, Lacke prepares to strike, but Oskar intervenes, foiling the assassination attempt. As Eli awakens and feeds on Lacke’s blood, a sense of gratitude washes over him as he tenderly kisses Oskar. The commotion attracts the attention of a neighbor, who begins pounding away at the ceiling in protest.

Later that night, Oskar finds himself lured out to resume his poolside programming. The bullies, however, have other plans, igniting a fire to lure Mr Ávila into the open. They then order the children to clear out of the area, but Jimmy takes it upon himself to force Oskar underwater. Just as all hope seems lost, Eli bursts onto the scene, dispatching the bullies with ruthless efficiency, leaving one cowering shell-shocked on a nearby bench.

As the dust settles, Oskar finds himself traveling by train, accompanied by an unassuming box containing Eli. In a clever display of code, Eli taps out the word “kiss” to Oskar, who responds in kind, their silent communication a testament to the depth of their bond.