either one is nice, walk along the corridor then follow the garden passage. once you arrived at a crossroad, take the west tower route,climb the spiraling staircase and reach the top floor (F100). later on you'll find a table, with two sets of parachute on it. read the manual, and equip it tightly. approach the balcony, and jump off while yelling hallelulah. and then..
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after that, ...
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but don't...
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double jump then...
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don't forget to save your checkpoint..
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crawl down the loli tunnel..
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avoid the sanatorium, because..
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and..
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VOILA!! welcome to my room