1x23 - Rave Master

Haru was caught in the Tempus Alterna, freezing, floating in space. Also known as the Dark Paradise, the Tempus Alterna lets you see whoever you want too the most only to have them die horrifically infront of you, untill you become afraid to think of your loved ones at all and wast away all alone. Haru gets to see his mom, sister and Sheba die.