Ep 4. Requirements For Lovers

In Yu Yu Hakusho season 1 episode 4, titled "Requirements for Lovers," Yusuke is assigned a new case by Botan. He is tasked with investigating a love triangle between Kaito, Mayumi, and Haruka. The three are students at the same high school, and Yusuke must determine which of them is a demon causing trouble.

Yusuke begins his investigation by watching the three students closely. He quickly notices that Kaito is the obvious choice for the demon, given his intimidating appearance and unusual abilities. However, as he spends more time with the trio, Yusuke begins to suspect that none of them are actually demons, but rather humans with special powers.

Determined to get to the bottom of the case, Yusuke decides to set up a test to see if any of the three have demon powers. He enlists the help of his friend Kuwabara to help him with the test, which involves throwing a ball through a burning hoop. If any of the three can make the throw, it will prove that they have demon powers.

The test is a success, and Yusuke discovers that all three of the students are indeed humans with special powers. Kaito has the power of telekinesis, Mayumi has the power of clairvoyance, and Haruka has the power of teleportation. Yusuke realizes that the three students are not causing any harm, and decides to let them be.

However, the situation takes a turn when Kaito decides to use his power to win Mayumi's affection. He begins to bully and intimidate Haruka, causing her to use her power to flee from him. Mayumi is torn between her feelings for Kaito and her sympathy for Haruka, and Yusuke must step in to resolve the situation.

After some convincing, Yusuke is able to get Kaito to back down and discontinue his aggressive behavior towards Haruka. However, it is revealed that the root of the problem was not demon powers, but rather jealousy and insecurity among the three students. Yusuke helps them work through their issues, and they are able to reconcile and move forward.

"Requirements for Lovers" is a lighthearted and entertaining episode of Yu Yu Hakusho that showcases the series' ability to explore complex emotional themes while still maintaining an action-packed narrative. The episode also serves as a reminder that not all conflicts are caused by demons or supernatural forces, and that sometimes the greatest foes we face are our own inner demons.